Home / 158,794.24-219,170.56-108,613.12

Finding the Fourth Proportional to 158,794.24, 219,170.56 and 108,613.12

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Solution

The fourth proportional to 158,794.24, 219,170.56 and 108,613.12 is: 149,909.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,794.24 : 219,170.56 = 108,613.12 : x
  2. Step 2: Convert to fraction form
    158,794.24/219,170.56 = 108,613.12/x
  3. Step 3: Cross multiply
    158,794.24x = 219,170.56 × 108,613.12
  4. Step 4: Simplify right side
    158,794.24x = 23,804,798,333.75
  5. Step 5: Solve for x
    x = 23,804,798,333.75/158,794.24
  6. Step 6: Final answer
    x = 149,909.71

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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.