Home / 84,155.57-126,124.25-34,177.13

Finding the Fourth Proportional to 84,155.57, 126,124.25 and 34,177.13

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Solution

The fourth proportional to 84,155.57, 126,124.25 and 34,177.13 is: 51,221.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,155.57 : 126,124.25 = 34,177.13 : x
  2. Step 2: Convert to fraction form
    84,155.57/126,124.25 = 34,177.13/x
  3. Step 3: Cross multiply
    84,155.57x = 126,124.25 × 34,177.13
  4. Step 4: Simplify right side
    84,155.57x = 4,310,564,086.90
  5. Step 5: Solve for x
    x = 4,310,564,086.90/84,155.57
  6. Step 6: Final answer
    x = 51,221.38

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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.