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Finding the Fourth Proportional to 62,560.47, 86,334 and 35,702.70

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Solution

The fourth proportional to 62,560.47, 86,334 and 35,702.70 is: 49,270.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,560.47 : 86,334 = 35,702.70 : x
  2. Step 2: Convert to fraction form
    62,560.47/86,334 = 35,702.70/x
  3. Step 3: Cross multiply
    62,560.47x = 86,334 × 35,702.70
  4. Step 4: Simplify right side
    62,560.47x = 3,082,356,901.80
  5. Step 5: Solve for x
    x = 3,082,356,901.80/62,560.47
  6. Step 6: Final answer
    x = 49,270.04

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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.