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Finding the Fourth Proportional to 62,601.87, 86,375.16 and 37,114.20

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Solution

The fourth proportional to 62,601.87, 86,375.16 and 37,114.20 is: 51,208.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,601.87 : 86,375.16 = 37,114.20 : x
  2. Step 2: Convert to fraction form
    62,601.87/86,375.16 = 37,114.20/x
  3. Step 3: Cross multiply
    62,601.87x = 86,375.16 × 37,114.20
  4. Step 4: Simplify right side
    62,601.87x = 3,205,744,963.27
  5. Step 5: Solve for x
    x = 3,205,744,963.27/62,601.87
  6. Step 6: Final answer
    x = 51,208.45

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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.