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Finding the Fourth Proportional to 177,580.39, 266,361.93 and 65,251.97

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Solution

The fourth proportional to 177,580.39, 266,361.93 and 65,251.97 is: 97,874.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,580.39 : 266,361.93 = 65,251.97 : x
  2. Step 2: Convert to fraction form
    177,580.39/266,361.93 = 65,251.97/x
  3. Step 3: Cross multiply
    177,580.39x = 266,361.93 × 65,251.97
  4. Step 4: Simplify right side
    177,580.39x = 17,380,640,665.50
  5. Step 5: Solve for x
    x = 17,380,640,665.50/177,580.39
  6. Step 6: Final answer
    x = 97,874.77

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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.