Home / 159,493.52-239,287.06-47,176.70

Finding the Fourth Proportional to 159,493.52, 239,287.06 and 47,176.70

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Solution

The fourth proportional to 159,493.52, 239,287.06 and 47,176.70 is: 70,778.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,493.52 : 239,287.06 = 47,176.70 : x
  2. Step 2: Convert to fraction form
    159,493.52/239,287.06 = 47,176.70/x
  3. Step 3: Cross multiply
    159,493.52x = 239,287.06 × 47,176.70
  4. Step 4: Simplify right side
    159,493.52x = 11,288,772,914.56
  5. Step 5: Solve for x
    x = 11,288,772,914.56/159,493.52
  6. Step 6: Final answer
    x = 70,778.88

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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.