Home / 238,532.15-329,176.42-131,104.68

Finding the Fourth Proportional to 238,532.15, 329,176.42 and 131,104.68

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Solution

The fourth proportional to 238,532.15, 329,176.42 and 131,104.68 is: 180,925.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,532.15 : 329,176.42 = 131,104.68 : x
  2. Step 2: Convert to fraction form
    238,532.15/329,176.42 = 131,104.68/x
  3. Step 3: Cross multiply
    238,532.15x = 329,176.42 × 131,104.68
  4. Step 4: Simplify right side
    238,532.15x = 43,156,568,879.88
  5. Step 5: Solve for x
    x = 43,156,568,879.88/238,532.15
  6. Step 6: Final answer
    x = 180,925.59

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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.