Home / 136,472.10-204,458.67-98,939.22

Finding the Fourth Proportional to 136,472.10, 204,458.67 and 98,939.22

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Solution

The fourth proportional to 136,472.10, 204,458.67 and 98,939.22 is: 148,227.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,472.10 : 204,458.67 = 98,939.22 : x
  2. Step 2: Convert to fraction form
    136,472.10/204,458.67 = 98,939.22/x
  3. Step 3: Cross multiply
    136,472.10x = 204,458.67 × 98,939.22
  4. Step 4: Simplify right side
    136,472.10x = 20,228,981,332.04
  5. Step 5: Solve for x
    x = 20,228,981,332.04/136,472.10
  6. Step 6: Final answer
    x = 148,227.96

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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.