Home / 102,141.80-153,107.03-38,944.92

Finding the Fourth Proportional to 102,141.80, 153,107.03 and 38,944.92

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Solution

The fourth proportional to 102,141.80, 153,107.03 and 38,944.92 is: 58,377.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,141.80 : 153,107.03 = 38,944.92 : x
  2. Step 2: Convert to fraction form
    102,141.80/153,107.03 = 38,944.92/x
  3. Step 3: Cross multiply
    102,141.80x = 153,107.03 × 38,944.92
  4. Step 4: Simplify right side
    102,141.80x = 5,962,741,034.79
  5. Step 5: Solve for x
    x = 5,962,741,034.79/102,141.80
  6. Step 6: Final answer
    x = 58,377.09

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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.