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Finding the Fourth Proportional to 177,791.80, 266,687.70 and 44,676.40

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Solution

The fourth proportional to 177,791.80, 266,687.70 and 44,676.40 is: 67,014.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,791.80 : 266,687.70 = 44,676.40 : x
  2. Step 2: Convert to fraction form
    177,791.80/266,687.70 = 44,676.40/x
  3. Step 3: Cross multiply
    177,791.80x = 266,687.70 × 44,676.40
  4. Step 4: Simplify right side
    177,791.80x = 11,914,646,360.28
  5. Step 5: Solve for x
    x = 11,914,646,360.28/177,791.80
  6. Step 6: Final answer
    x = 67,014.60

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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.