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Finding the Fourth Proportional to 234,352.79, 323,426.76 and 132,396.96

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Solution

The fourth proportional to 234,352.79, 323,426.76 and 132,396.96 is: 182,719.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,352.79 : 323,426.76 = 132,396.96 : x
  2. Step 2: Convert to fraction form
    234,352.79/323,426.76 = 132,396.96/x
  3. Step 3: Cross multiply
    234,352.79x = 323,426.76 × 132,396.96
  4. Step 4: Simplify right side
    234,352.79x = 42,820,721,640.11
  5. Step 5: Solve for x
    x = 42,820,721,640.11/234,352.79
  6. Step 6: Final answer
    x = 182,719.06

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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.