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Finding the Fourth Proportional to 62,039.47, 93,100.90 and 61,811.21

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Solution

The fourth proportional to 62,039.47, 93,100.90 and 61,811.21 is: 92,758.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,039.47 : 93,100.90 = 61,811.21 : x
  2. Step 2: Convert to fraction form
    62,039.47/93,100.90 = 61,811.21/x
  3. Step 3: Cross multiply
    62,039.47x = 93,100.90 × 61,811.21
  4. Step 4: Simplify right side
    62,039.47x = 5,754,679,281.09
  5. Step 5: Solve for x
    x = 5,754,679,281.09/62,039.47
  6. Step 6: Final answer
    x = 92,758.36

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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.