Home / 84,619.06-126,912.18-32,032.66

Finding the Fourth Proportional to 84,619.06, 126,912.18 and 32,032.66

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Solution

The fourth proportional to 84,619.06, 126,912.18 and 32,032.66 is: 48,042.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,619.06 : 126,912.18 = 32,032.66 : x
  2. Step 2: Convert to fraction form
    84,619.06/126,912.18 = 32,032.66/x
  3. Step 3: Cross multiply
    84,619.06x = 126,912.18 × 32,032.66
  4. Step 4: Simplify right side
    84,619.06x = 4,065,334,711.80
  5. Step 5: Solve for x
    x = 4,065,334,711.80/84,619.06
  6. Step 6: Final answer
    x = 48,042.78

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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.