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Finding the Fourth Proportional to 167,961.31, 250,713.08 and 148,032.97

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Solution

The fourth proportional to 167,961.31, 250,713.08 and 148,032.97 is: 220,966.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,961.31 : 250,713.08 = 148,032.97 : x
  2. Step 2: Convert to fraction form
    167,961.31/250,713.08 = 148,032.97/x
  3. Step 3: Cross multiply
    167,961.31x = 250,713.08 × 148,032.97
  4. Step 4: Simplify right side
    167,961.31x = 37,113,801,850.25
  5. Step 5: Solve for x
    x = 37,113,801,850.25/167,961.31
  6. Step 6: Final answer
    x = 220,966.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.