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Finding the Fourth Proportional to 121,791.48, 182,687.30 and 33,044.96

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Solution

The fourth proportional to 121,791.48, 182,687.30 and 33,044.96 is: 49,567.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,791.48 : 182,687.30 = 33,044.96 : x
  2. Step 2: Convert to fraction form
    121,791.48/182,687.30 = 33,044.96/x
  3. Step 3: Cross multiply
    121,791.48x = 182,687.30 × 33,044.96
  4. Step 4: Simplify right side
    121,791.48x = 6,036,894,521.01
  5. Step 5: Solve for x
    x = 6,036,894,521.01/121,791.48
  6. Step 6: Final answer
    x = 49,567.46

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1.5x scale

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.