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Finding the Fourth Proportional to 239,491.52, 359,302.08 and 195,531.20

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Solution

The fourth proportional to 239,491.52, 359,302.08 and 195,531.20 is: 293,349.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,491.52 : 359,302.08 = 195,531.20 : x
  2. Step 2: Convert to fraction form
    239,491.52/359,302.08 = 195,531.20/x
  3. Step 3: Cross multiply
    239,491.52x = 359,302.08 × 195,531.20
  4. Step 4: Simplify right side
    239,491.52x = 70,254,766,864.90
  5. Step 5: Solve for x
    x = 70,254,766,864.90/239,491.52
  6. Step 6: Final answer
    x = 293,349.71

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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.