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Finding the Fourth Proportional to 119,801.78, 179,687.13 and 35,560.27

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Solution

The fourth proportional to 119,801.78, 179,687.13 and 35,560.27 is: 53,335.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,801.78 : 179,687.13 = 35,560.27 : x
  2. Step 2: Convert to fraction form
    119,801.78/179,687.13 = 35,560.27/x
  3. Step 3: Cross multiply
    119,801.78x = 179,687.13 × 35,560.27
  4. Step 4: Simplify right side
    119,801.78x = 6,389,721,938.84
  5. Step 5: Solve for x
    x = 6,389,721,938.84/119,801.78
  6. Step 6: Final answer
    x = 53,335.78

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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.