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Finding the Fourth Proportional to 237,358.26, 327,553.92 and 129,928.32

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Solution

The fourth proportional to 237,358.26, 327,553.92 and 129,928.32 is: 179,300.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,358.26 : 327,553.92 = 129,928.32 : x
  2. Step 2: Convert to fraction form
    237,358.26/327,553.92 = 129,928.32/x
  3. Step 3: Cross multiply
    237,358.26x = 327,553.92 × 129,928.32
  4. Step 4: Simplify right side
    237,358.26x = 42,558,530,535.01
  5. Step 5: Solve for x
    x = 42,558,530,535.01/237,358.26
  6. Step 6: Final answer
    x = 179,300.82

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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.