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Finding the Fourth Proportional to 169,951.29, 254,697.29 and 64,712.85

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Solution

The fourth proportional to 169,951.29, 254,697.29 and 64,712.85 is: 96,981.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,951.29 : 254,697.29 = 64,712.85 : x
  2. Step 2: Convert to fraction form
    169,951.29/254,697.29 = 64,712.85/x
  3. Step 3: Cross multiply
    169,951.29x = 254,697.29 × 64,712.85
  4. Step 4: Simplify right side
    169,951.29x = 16,482,185,926.13
  5. Step 5: Solve for x
    x = 16,482,185,926.13/169,951.29
  6. Step 6: Final answer
    x = 96,981.83

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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.