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Finding the Fourth Proportional to 237,227.52, 355,825.92 and 89,479.68

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Solution

The fourth proportional to 237,227.52, 355,825.92 and 89,479.68 is: 134,213.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,227.52 : 355,825.92 = 89,479.68 : x
  2. Step 2: Convert to fraction form
    237,227.52/355,825.92 = 89,479.68/x
  3. Step 3: Cross multiply
    237,227.52x = 355,825.92 × 89,479.68
  4. Step 4: Simplify right side
    237,227.52x = 31,839,189,457.31
  5. Step 5: Solve for x
    x = 31,839,189,457.31/237,227.52
  6. Step 6: Final answer
    x = 134,213.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.