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Finding the Fourth Proportional to 88,666.52, 133,060.02 and 36,085.57

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Solution

The fourth proportional to 88,666.52, 133,060.02 and 36,085.57 is: 54,152.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,666.52 : 133,060.02 = 36,085.57 : x
  2. Step 2: Convert to fraction form
    88,666.52/133,060.02 = 36,085.57/x
  3. Step 3: Cross multiply
    88,666.52x = 133,060.02 × 36,085.57
  4. Step 4: Simplify right side
    88,666.52x = 4,801,546,197.94
  5. Step 5: Solve for x
    x = 4,801,546,197.94/88,666.52
  6. Step 6: Final answer
    x = 54,152.87

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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.