Home / 126,146.16-189,350.46-92,903.76

Finding the Fourth Proportional to 126,146.16, 189,350.46 and 92,903.76

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Solution

The fourth proportional to 126,146.16, 189,350.46 and 92,903.76 is: 139,452.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,146.16 : 189,350.46 = 92,903.76 : x
  2. Step 2: Convert to fraction form
    126,146.16/189,350.46 = 92,903.76/x
  3. Step 3: Cross multiply
    126,146.16x = 189,350.46 × 92,903.76
  4. Step 4: Simplify right side
    126,146.16x = 17,591,369,691.73
  5. Step 5: Solve for x
    x = 17,591,369,691.73/126,146.16
  6. Step 6: Final answer
    x = 139,452.28

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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.