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Finding the Fourth Proportional to 62,605.87, 86,398.46 and 35,748.61

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Solution

The fourth proportional to 62,605.87, 86,398.46 and 35,748.61 is: 49,334.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,605.87 : 86,398.46 = 35,748.61 : x
  2. Step 2: Convert to fraction form
    62,605.87/86,398.46 = 35,748.61/x
  3. Step 3: Cross multiply
    62,605.87x = 86,398.46 × 35,748.61
  4. Step 4: Simplify right side
    62,605.87x = 3,088,624,851.14
  5. Step 5: Solve for x
    x = 3,088,624,851.14/62,605.87
  6. Step 6: Final answer
    x = 49,334.43

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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.