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Finding the Fourth Proportional to 275,958.31, 413,591.19 and 118,001.02

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Solution

The fourth proportional to 275,958.31, 413,591.19 and 118,001.02 is: 176,853.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,958.31 : 413,591.19 = 118,001.02 : x
  2. Step 2: Convert to fraction form
    275,958.31/413,591.19 = 118,001.02/x
  3. Step 3: Cross multiply
    275,958.31x = 413,591.19 × 118,001.02
  4. Step 4: Simplify right side
    275,958.31x = 48,804,182,800.00
  5. Step 5: Solve for x
    x = 48,804,182,800.00/275,958.31
  6. Step 6: Final answer
    x = 176,853.46

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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.