Home / 126,025.12-173,951.34-82,423.86

Finding the Fourth Proportional to 126,025.12, 173,951.34 and 82,423.86

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Solution

The fourth proportional to 126,025.12, 173,951.34 and 82,423.86 is: 113,768.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,025.12 : 173,951.34 = 82,423.86 : x
  2. Step 2: Convert to fraction form
    126,025.12/173,951.34 = 82,423.86/x
  3. Step 3: Cross multiply
    126,025.12x = 173,951.34 × 82,423.86
  4. Step 4: Simplify right side
    126,025.12x = 14,337,740,894.97
  5. Step 5: Solve for x
    x = 14,337,740,894.97/126,025.12
  6. Step 6: Final answer
    x = 113,768.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.