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Finding the Fourth Proportional to 67,755.38, 93,517.98 and 45,095.34

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Solution

The fourth proportional to 67,755.38, 93,517.98 and 45,095.34 is: 62,241.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,755.38 : 93,517.98 = 45,095.34 : x
  2. Step 2: Convert to fraction form
    67,755.38/93,517.98 = 45,095.34/x
  3. Step 3: Cross multiply
    67,755.38x = 93,517.98 × 45,095.34
  4. Step 4: Simplify right side
    67,755.38x = 4,217,225,104.21
  5. Step 5: Solve for x
    x = 4,217,225,104.21/67,755.38
  6. Step 6: Final answer
    x = 62,241.92

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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.