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Finding the Fourth Proportional to 176,340, 243,349.14 and 95,767.55

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Solution

The fourth proportional to 176,340, 243,349.14 and 95,767.55 is: 132,159.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,340 : 243,349.14 = 95,767.55 : x
  2. Step 2: Convert to fraction form
    176,340/243,349.14 = 95,767.55/x
  3. Step 3: Cross multiply
    176,340x = 243,349.14 × 95,767.55
  4. Step 4: Simplify right side
    176,340x = 23,304,949,715.66
  5. Step 5: Solve for x
    x = 23,304,949,715.66/176,340
  6. Step 6: Final answer
    x = 132,159.18

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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.