Home / 173,869.20-239,996.52-102,245.76

Finding the Fourth Proportional to 173,869.20, 239,996.52 and 102,245.76

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Solution

The fourth proportional to 173,869.20, 239,996.52 and 102,245.76 is: 141,132.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,869.20 : 239,996.52 = 102,245.76 : x
  2. Step 2: Convert to fraction form
    173,869.20/239,996.52 = 102,245.76/x
  3. Step 3: Cross multiply
    173,869.20x = 239,996.52 × 102,245.76
  4. Step 4: Simplify right side
    173,869.20x = 24,538,626,584.76
  5. Step 5: Solve for x
    x = 24,538,626,584.76/173,869.20
  6. Step 6: Final answer
    x = 141,132.68

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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.