Home / 194,281.91-268,122.77-108,246.55

Finding the Fourth Proportional to 194,281.91, 268,122.77 and 108,246.55

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Solution

The fourth proportional to 194,281.91, 268,122.77 and 108,246.55 is: 149,387.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,281.91 : 268,122.77 = 108,246.55 : x
  2. Step 2: Convert to fraction form
    194,281.91/268,122.77 = 108,246.55/x
  3. Step 3: Cross multiply
    194,281.91x = 268,122.77 × 108,246.55
  4. Step 4: Simplify right side
    194,281.91x = 29,023,364,023.33
  5. Step 5: Solve for x
    x = 29,023,364,023.33/194,281.91
  6. Step 6: Final answer
    x = 149,387.89

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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.