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Finding the Fourth Proportional to 84,752.25, 127,079.15 and 32,133.03

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Solution

The fourth proportional to 84,752.25, 127,079.15 and 32,133.03 is: 48,180.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,752.25 : 127,079.15 = 32,133.03 : x
  2. Step 2: Convert to fraction form
    84,752.25/127,079.15 = 32,133.03/x
  3. Step 3: Cross multiply
    84,752.25x = 127,079.15 × 32,133.03
  4. Step 4: Simplify right side
    84,752.25x = 4,083,438,139.32
  5. Step 5: Solve for x
    x = 4,083,438,139.32/84,752.25
  6. Step 6: Final answer
    x = 48,180.88

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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.