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Finding the Fourth Proportional to 175,855.71, 242,680.54 and 95,285.41

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Solution

The fourth proportional to 175,855.71, 242,680.54 and 95,285.41 is: 131,493.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,855.71 : 242,680.54 = 95,285.41 : x
  2. Step 2: Convert to fraction form
    175,855.71/242,680.54 = 95,285.41/x
  3. Step 3: Cross multiply
    175,855.71x = 242,680.54 × 95,285.41
  4. Step 4: Simplify right side
    175,855.71x = 23,123,914,514.71
  5. Step 5: Solve for x
    x = 23,123,914,514.71/175,855.71
  6. Step 6: Final answer
    x = 131,493.68

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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.