Home / 159,964.08-239,921.46-53,349.90

Finding the Fourth Proportional to 159,964.08, 239,921.46 and 53,349.90

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Solution

The fourth proportional to 159,964.08, 239,921.46 and 53,349.90 is: 80,016.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,964.08 : 239,921.46 = 53,349.90 : x
  2. Step 2: Convert to fraction form
    159,964.08/239,921.46 = 53,349.90/x
  3. Step 3: Cross multiply
    159,964.08x = 239,921.46 × 53,349.90
  4. Step 4: Simplify right side
    159,964.08x = 12,799,785,898.85
  5. Step 5: Solve for x
    x = 12,799,785,898.85/159,964.08
  6. Step 6: Final answer
    x = 80,016.63

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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.