Home / 126,082.80-173,993.40-69,494.04

Finding the Fourth Proportional to 126,082.80, 173,993.40 and 69,494.04

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Solution

The fourth proportional to 126,082.80, 173,993.40 and 69,494.04 is: 95,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,082.80 : 173,993.40 = 69,494.04 : x
  2. Step 2: Convert to fraction form
    126,082.80/173,993.40 = 69,494.04/x
  3. Step 3: Cross multiply
    126,082.80x = 173,993.40 × 69,494.04
  4. Step 4: Simplify right side
    126,082.80x = 12,091,504,299.34
  5. Step 5: Solve for x
    x = 12,091,504,299.34/126,082.80
  6. Step 6: Final answer
    x = 95,901.30

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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.