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Finding the Fourth Proportional to 159,626.52, 220,294.50 and 88,006.42

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Solution

The fourth proportional to 159,626.52, 220,294.50 and 88,006.42 is: 121,454.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,626.52 : 220,294.50 = 88,006.42 : x
  2. Step 2: Convert to fraction form
    159,626.52/220,294.50 = 88,006.42/x
  3. Step 3: Cross multiply
    159,626.52x = 220,294.50 × 88,006.42
  4. Step 4: Simplify right side
    159,626.52x = 19,387,330,290.69
  5. Step 5: Solve for x
    x = 19,387,330,290.69/159,626.52
  6. Step 6: Final answer
    x = 121,454.32

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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.