Home / 126,874.92-175,106.02-73,149.42

Finding the Fourth Proportional to 126,874.92, 175,106.02 and 73,149.42

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Solution

The fourth proportional to 126,874.92, 175,106.02 and 73,149.42 is: 100,956.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,874.92 : 175,106.02 = 73,149.42 : x
  2. Step 2: Convert to fraction form
    126,874.92/175,106.02 = 73,149.42/x
  3. Step 3: Cross multiply
    126,874.92x = 175,106.02 × 73,149.42
  4. Step 4: Simplify right side
    126,874.92x = 12,808,903,801.51
  5. Step 5: Solve for x
    x = 12,808,903,801.51/126,874.92
  6. Step 6: Final answer
    x = 100,956.94

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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.