Home / 238,514.76-329,158.26-131,088.60

Finding the Fourth Proportional to 238,514.76, 329,158.26 and 131,088.60

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Solution

The fourth proportional to 238,514.76, 329,158.26 and 131,088.60 is: 180,906.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,514.76 : 329,158.26 = 131,088.60 : x
  2. Step 2: Convert to fraction form
    238,514.76/329,158.26 = 131,088.60/x
  3. Step 3: Cross multiply
    238,514.76x = 329,158.26 × 131,088.60
  4. Step 4: Simplify right side
    238,514.76x = 43,148,895,481.84
  5. Step 5: Solve for x
    x = 43,148,895,481.84/238,514.76
  6. Step 6: Final answer
    x = 180,906.61

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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.