Home / 84,158.10-126,237.33-34,202.97

Finding the Fourth Proportional to 84,158.10, 126,237.33 and 34,202.97

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Solution

The fourth proportional to 84,158.10, 126,237.33 and 34,202.97 is: 51,304.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,158.10 : 126,237.33 = 34,202.97 : x
  2. Step 2: Convert to fraction form
    84,158.10/126,237.33 = 34,202.97/x
  3. Step 3: Cross multiply
    84,158.10x = 126,237.33 × 34,202.97
  4. Step 4: Simplify right side
    84,158.10x = 4,317,691,610.87
  5. Step 5: Solve for x
    x = 4,317,691,610.87/84,158.10
  6. Step 6: Final answer
    x = 51,304.53

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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.