Home / 159,841.32-239,761.90-47,521.05

Finding the Fourth Proportional to 159,841.32, 239,761.90 and 47,521.05

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Solution

The fourth proportional to 159,841.32, 239,761.90 and 47,521.05 is: 71,281.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,841.32 : 239,761.90 = 47,521.05 : x
  2. Step 2: Convert to fraction form
    159,841.32/239,761.90 = 47,521.05/x
  3. Step 3: Cross multiply
    159,841.32x = 239,761.90 × 47,521.05
  4. Step 4: Simplify right side
    159,841.32x = 11,393,737,238.00
  5. Step 5: Solve for x
    x = 11,393,737,238.00/159,841.32
  6. Step 6: Final answer
    x = 71,281.55

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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.