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Finding the Fourth Proportional to 132,801.31, 199,237.50 and 57,927.54

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Solution

The fourth proportional to 132,801.31, 199,237.50 and 57,927.54 is: 86,906.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,801.31 : 199,237.50 = 57,927.54 : x
  2. Step 2: Convert to fraction form
    132,801.31/199,237.50 = 57,927.54/x
  3. Step 3: Cross multiply
    132,801.31x = 199,237.50 × 57,927.54
  4. Step 4: Simplify right side
    132,801.31x = 11,541,338,250.75
  5. Step 5: Solve for x
    x = 11,541,338,250.75/132,801.31
  6. Step 6: Final answer
    x = 86,906.81

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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.