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Finding the Fourth Proportional to 61,773.52, 92,772.60 and 59,267.92

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Solution

The fourth proportional to 61,773.52, 92,772.60 and 59,267.92 is: 89,009.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,773.52 : 92,772.60 = 59,267.92 : x
  2. Step 2: Convert to fraction form
    61,773.52/92,772.60 = 59,267.92/x
  3. Step 3: Cross multiply
    61,773.52x = 92,772.60 × 59,267.92
  4. Step 4: Simplify right side
    61,773.52x = 5,498,439,034.99
  5. Step 5: Solve for x
    x = 5,498,439,034.99/61,773.52
  6. Step 6: Final answer
    x = 89,009.64

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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.