Home / 126,252.92-174,155.52-80,914.76

Finding the Fourth Proportional to 126,252.92, 174,155.52 and 80,914.76

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Solution

The fourth proportional to 126,252.92, 174,155.52 and 80,914.76 is: 111,615.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,252.92 : 174,155.52 = 80,914.76 : x
  2. Step 2: Convert to fraction form
    126,252.92/174,155.52 = 80,914.76/x
  3. Step 3: Cross multiply
    126,252.92x = 174,155.52 × 80,914.76
  4. Step 4: Simplify right side
    126,252.92x = 14,091,752,103.48
  5. Step 5: Solve for x
    x = 14,091,752,103.48/126,252.92
  6. Step 6: Final answer
    x = 111,615.26

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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.