Home / 108,182.76-162,255.42-29,278.56

Finding the Fourth Proportional to 108,182.76, 162,255.42 and 29,278.56

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Solution

The fourth proportional to 108,182.76, 162,255.42 and 29,278.56 is: 43,912.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,182.76 : 162,255.42 = 29,278.56 : x
  2. Step 2: Convert to fraction form
    108,182.76/162,255.42 = 29,278.56/x
  3. Step 3: Cross multiply
    108,182.76x = 162,255.42 × 29,278.56
  4. Step 4: Simplify right side
    108,182.76x = 4,750,605,049.80
  5. Step 5: Solve for x
    x = 4,750,605,049.80/108,182.76
  6. Step 6: Final answer
    x = 43,912.77

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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.