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Finding the Fourth Proportional to 52,019.52, 71,822.13 and 34,144.92

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Solution

The fourth proportional to 52,019.52, 71,822.13 and 34,144.92 is: 47,143.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,019.52 : 71,822.13 = 34,144.92 : x
  2. Step 2: Convert to fraction form
    52,019.52/71,822.13 = 34,144.92/x
  3. Step 3: Cross multiply
    52,019.52x = 71,822.13 × 34,144.92
  4. Step 4: Simplify right side
    52,019.52x = 2,452,360,883.08
  5. Step 5: Solve for x
    x = 2,452,360,883.08/52,019.52
  6. Step 6: Final answer
    x = 47,143.09

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Double scale
Find fourth proportional to 52,020.52, 71,823.51 and 34,145.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.