Home / 179,697.43-247,983.14-99,123.79

Finding the Fourth Proportional to 179,697.43, 247,983.14 and 99,123.79

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Solution

The fourth proportional to 179,697.43, 247,983.14 and 99,123.79 is: 136,791.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,697.43 : 247,983.14 = 99,123.79 : x
  2. Step 2: Convert to fraction form
    179,697.43/247,983.14 = 99,123.79/x
  3. Step 3: Cross multiply
    179,697.43x = 247,983.14 × 99,123.79
  4. Step 4: Simplify right side
    179,697.43x = 24,581,029,250.69
  5. Step 5: Solve for x
    x = 24,581,029,250.69/179,697.43
  6. Step 6: Final answer
    x = 136,791.21

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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.