Home / 141,508.50-195,122.30-109,169.52

Finding the Fourth Proportional to 141,508.50, 195,122.30 and 109,169.52

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Solution

The fourth proportional to 141,508.50, 195,122.30 and 109,169.52 is: 150,530.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,508.50 : 195,122.30 = 109,169.52 : x
  2. Step 2: Convert to fraction form
    141,508.50/195,122.30 = 109,169.52/x
  3. Step 3: Cross multiply
    141,508.50x = 195,122.30 × 109,169.52
  4. Step 4: Simplify right side
    141,508.50x = 21,301,407,286.45
  5. Step 5: Solve for x
    x = 21,301,407,286.45/141,508.50
  6. Step 6: Final answer
    x = 150,530.94

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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.