Home / 193,480.22-266,988.06-108,580.88

Finding the Fourth Proportional to 193,480.22, 266,988.06 and 108,580.88

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Solution

The fourth proportional to 193,480.22, 266,988.06 and 108,580.88 is: 149,833.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,480.22 : 266,988.06 = 108,580.88 : x
  2. Step 2: Convert to fraction form
    193,480.22/266,988.06 = 108,580.88/x
  3. Step 3: Cross multiply
    193,480.22x = 266,988.06 × 108,580.88
  4. Step 4: Simplify right side
    193,480.22x = 28,989,797,169.35
  5. Step 5: Solve for x
    x = 28,989,797,169.35/193,480.22
  6. Step 6: Final answer
    x = 149,833.39

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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.