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Finding the Fourth Proportional to 176,352, 243,367.55 and 95,781.10

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Solution

The fourth proportional to 176,352, 243,367.55 and 95,781.10 is: 132,178.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,352 : 243,367.55 = 95,781.10 : x
  2. Step 2: Convert to fraction form
    176,352/243,367.55 = 95,781.10/x
  3. Step 3: Cross multiply
    176,352x = 243,367.55 × 95,781.10
  4. Step 4: Simplify right side
    176,352x = 23,310,010,555.98
  5. Step 5: Solve for x
    x = 23,310,010,555.98/176,352
  6. Step 6: Final answer
    x = 132,178.88

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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.