Home / 177,849.26-266,773.89-72,668.13

Finding the Fourth Proportional to 177,849.26, 266,773.89 and 72,668.13

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Solution

The fourth proportional to 177,849.26, 266,773.89 and 72,668.13 is: 109,002.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,849.26 : 266,773.89 = 72,668.13 : x
  2. Step 2: Convert to fraction form
    177,849.26/266,773.89 = 72,668.13/x
  3. Step 3: Cross multiply
    177,849.26x = 266,773.89 × 72,668.13
  4. Step 4: Simplify right side
    177,849.26x = 19,385,959,719.13
  5. Step 5: Solve for x
    x = 19,385,959,719.13/177,849.26
  6. Step 6: Final answer
    x = 109,002.20

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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.