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Finding the Fourth Proportional to 159,528.92, 239,067.79 and 88,482.86

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Solution

The fourth proportional to 159,528.92, 239,067.79 and 88,482.86 is: 132,599.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,528.92 : 239,067.79 = 88,482.86 : x
  2. Step 2: Convert to fraction form
    159,528.92/239,067.79 = 88,482.86/x
  3. Step 3: Cross multiply
    159,528.92x = 239,067.79 × 88,482.86
  4. Step 4: Simplify right side
    159,528.92x = 21,153,401,793.08
  5. Step 5: Solve for x
    x = 21,153,401,793.08/159,528.92
  6. Step 6: Final answer
    x = 132,599.17

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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.