Home / 177,337.16-266,126.22-72,175.26

Finding the Fourth Proportional to 177,337.16, 266,126.22 and 72,175.26

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Solution

The fourth proportional to 177,337.16, 266,126.22 and 72,175.26 is: 108,311.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,337.16 : 266,126.22 = 72,175.26 : x
  2. Step 2: Convert to fraction form
    177,337.16/266,126.22 = 72,175.26/x
  3. Step 3: Cross multiply
    177,337.16x = 266,126.22 × 72,175.26
  4. Step 4: Simplify right side
    177,337.16x = 19,207,729,121.32
  5. Step 5: Solve for x
    x = 19,207,729,121.32/177,337.16
  6. Step 6: Final answer
    x = 108,311.92

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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.