Home / 53,144.25-73,342.40-29,270.92

Finding the Fourth Proportional to 53,144.25, 73,342.40 and 29,270.92

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Solution

The fourth proportional to 53,144.25, 73,342.40 and 29,270.92 is: 40,395.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,144.25 : 73,342.40 = 29,270.92 : x
  2. Step 2: Convert to fraction form
    53,144.25/73,342.40 = 29,270.92/x
  3. Step 3: Cross multiply
    53,144.25x = 73,342.40 × 29,270.92
  4. Step 4: Simplify right side
    53,144.25x = 2,146,799,523.01
  5. Step 5: Solve for x
    x = 2,146,799,523.01/53,144.25
  6. Step 6: Final answer
    x = 40,395.71

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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.