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Finding the Fourth Proportional to 62,843.48, 94,265.22 and 39,486.32

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Solution

The fourth proportional to 62,843.48, 94,265.22 and 39,486.32 is: 59,229.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,843.48 : 94,265.22 = 39,486.32 : x
  2. Step 2: Convert to fraction form
    62,843.48/94,265.22 = 39,486.32/x
  3. Step 3: Cross multiply
    62,843.48x = 94,265.22 × 39,486.32
  4. Step 4: Simplify right side
    62,843.48x = 3,722,186,641.79
  5. Step 5: Solve for x
    x = 3,722,186,641.79/62,843.48
  6. Step 6: Final answer
    x = 59,229.48

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.