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Finding the Fourth Proportional to 176,494.68, 243,471.42 and 109,310.04

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Solution

The fourth proportional to 176,494.68, 243,471.42 and 109,310.04 is: 150,791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,494.68 : 243,471.42 = 109,310.04 : x
  2. Step 2: Convert to fraction form
    176,494.68/243,471.42 = 109,310.04/x
  3. Step 3: Cross multiply
    176,494.68x = 243,471.42 × 109,310.04
  4. Step 4: Simplify right side
    176,494.68x = 26,613,870,659.06
  5. Step 5: Solve for x
    x = 26,613,870,659.06/176,494.68
  6. Step 6: Final answer
    x = 150,791.35

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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.