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Finding the Fourth Proportional to 237,497.62, 327,747.22 and 128,603.14

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Solution

The fourth proportional to 237,497.62, 327,747.22 and 128,603.14 is: 177,472.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,497.62 : 327,747.22 = 128,603.14 : x
  2. Step 2: Convert to fraction form
    237,497.62/327,747.22 = 128,603.14/x
  3. Step 3: Cross multiply
    237,497.62x = 327,747.22 × 128,603.14
  4. Step 4: Simplify right side
    237,497.62x = 42,149,321,618.27
  5. Step 5: Solve for x
    x = 42,149,321,618.27/237,497.62
  6. Step 6: Final answer
    x = 177,472.61

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1.5x scale

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.