Home / 126,452.28-189,706.20-47,566.53

Finding the Fourth Proportional to 126,452.28, 189,706.20 and 47,566.53

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Solution

The fourth proportional to 126,452.28, 189,706.20 and 47,566.53 is: 71,360.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,452.28 : 189,706.20 = 47,566.53 : x
  2. Step 2: Convert to fraction form
    126,452.28/189,706.20 = 47,566.53/x
  3. Step 3: Cross multiply
    126,452.28x = 189,706.20 × 47,566.53
  4. Step 4: Simplify right side
    126,452.28x = 9,023,665,653.49
  5. Step 5: Solve for x
    x = 9,023,665,653.49/126,452.28
  6. Step 6: Final answer
    x = 71,360.24

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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.