Home / 134,105.16-200,869.79-126,253.83

Finding the Fourth Proportional to 134,105.16, 200,869.79 and 126,253.83

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Solution

The fourth proportional to 134,105.16, 200,869.79 and 126,253.83 is: 189,109.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,105.16 : 200,869.79 = 126,253.83 : x
  2. Step 2: Convert to fraction form
    134,105.16/200,869.79 = 126,253.83/x
  3. Step 3: Cross multiply
    134,105.16x = 200,869.79 × 126,253.83
  4. Step 4: Simplify right side
    134,105.16x = 25,360,581,150.97
  5. Step 5: Solve for x
    x = 25,360,581,150.97/134,105.16
  6. Step 6: Final answer
    x = 189,109.65

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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.