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Finding the Fourth Proportional to 239,472.32, 359,347.95 and 132,945.41

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Solution

The fourth proportional to 239,472.32, 359,347.95 and 132,945.41 is: 199,495.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,472.32 : 359,347.95 = 132,945.41 : x
  2. Step 2: Convert to fraction form
    239,472.32/359,347.95 = 132,945.41/x
  3. Step 3: Cross multiply
    239,472.32x = 359,347.95 × 132,945.41
  4. Step 4: Simplify right side
    239,472.32x = 47,773,660,545.41
  5. Step 5: Solve for x
    x = 47,773,660,545.41/239,472.32
  6. Step 6: Final answer
    x = 199,495.54

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1.5x scale

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.