Home / 177,668.03-266,426.15-102,839.83

Finding the Fourth Proportional to 177,668.03, 266,426.15 and 102,839.83

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Solution

The fourth proportional to 177,668.03, 266,426.15 and 102,839.83 is: 154,215.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,668.03 : 266,426.15 = 102,839.83 : x
  2. Step 2: Convert to fraction form
    177,668.03/266,426.15 = 102,839.83/x
  3. Step 3: Cross multiply
    177,668.03x = 266,426.15 × 102,839.83
  4. Step 4: Simplify right side
    177,668.03x = 27,399,218,793.29
  5. Step 5: Solve for x
    x = 27,399,218,793.29/177,668.03
  6. Step 6: Final answer
    x = 154,215.81

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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.