Home / 167,115.12-230,604.39-98,197.28

Finding the Fourth Proportional to 167,115.12, 230,604.39 and 98,197.28

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Solution

The fourth proportional to 167,115.12, 230,604.39 and 98,197.28 is: 135,503.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,115.12 : 230,604.39 = 98,197.28 : x
  2. Step 2: Convert to fraction form
    167,115.12/230,604.39 = 98,197.28/x
  3. Step 3: Cross multiply
    167,115.12x = 230,604.39 × 98,197.28
  4. Step 4: Simplify right side
    167,115.12x = 22,644,722,701.04
  5. Step 5: Solve for x
    x = 22,644,722,701.04/167,115.12
  6. Step 6: Final answer
    x = 135,503.73

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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.