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Finding the Fourth Proportional to 65,772.95, 98,517.87 and 44,596.85

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Solution

The fourth proportional to 65,772.95, 98,517.87 and 44,596.85 is: 66,799.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,772.95 : 98,517.87 = 44,596.85 : x
  2. Step 2: Convert to fraction form
    65,772.95/98,517.87 = 44,596.85/x
  3. Step 3: Cross multiply
    65,772.95x = 98,517.87 × 44,596.85
  4. Step 4: Simplify right side
    65,772.95x = 4,393,586,178.12
  5. Step 5: Solve for x
    x = 4,393,586,178.12/65,772.95
  6. Step 6: Final answer
    x = 66,799.29

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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.