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Finding the Fourth Proportional to 62,560.61, 86,332.66 and 35,702.43

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Solution

The fourth proportional to 62,560.61, 86,332.66 and 35,702.43 is: 49,268.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,560.61 : 86,332.66 = 35,702.43 : x
  2. Step 2: Convert to fraction form
    62,560.61/86,332.66 = 35,702.43/x
  3. Step 3: Cross multiply
    62,560.61x = 86,332.66 × 35,702.43
  4. Step 4: Simplify right side
    62,560.61x = 3,082,285,750.36
  5. Step 5: Solve for x
    x = 3,082,285,750.36/62,560.61
  6. Step 6: Final answer
    x = 49,268.79

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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.