Home / 126,974.71-175,226.66-73,270.90

Finding the Fourth Proportional to 126,974.71, 175,226.66 and 73,270.90

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Solution

The fourth proportional to 126,974.71, 175,226.66 and 73,270.90 is: 101,114.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,974.71 : 175,226.66 = 73,270.90 : x
  2. Step 2: Convert to fraction form
    126,974.71/175,226.66 = 73,270.90/x
  3. Step 3: Cross multiply
    126,974.71x = 175,226.66 × 73,270.90
  4. Step 4: Simplify right side
    126,974.71x = 12,839,015,082.19
  5. Step 5: Solve for x
    x = 12,839,015,082.19/126,974.71
  6. Step 6: Final answer
    x = 101,114.74

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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.