Home / 126,194.10-189,250.20-41,931.64

Finding the Fourth Proportional to 126,194.10, 189,250.20 and 41,931.64

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Solution

The fourth proportional to 126,194.10, 189,250.20 and 41,931.64 is: 62,883.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,194.10 : 189,250.20 = 41,931.64 : x
  2. Step 2: Convert to fraction form
    126,194.10/189,250.20 = 41,931.64/x
  3. Step 3: Cross multiply
    126,194.10x = 189,250.20 × 41,931.64
  4. Step 4: Simplify right side
    126,194.10x = 7,935,571,046.67
  5. Step 5: Solve for x
    x = 7,935,571,046.67/126,194.10
  6. Step 6: Final answer
    x = 62,883.85

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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.