Home / 238,650.60-329,339.04-131,227.56

Finding the Fourth Proportional to 238,650.60, 329,339.04 and 131,227.56

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Solution

The fourth proportional to 238,650.60, 329,339.04 and 131,227.56 is: 181,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,650.60 : 329,339.04 = 131,227.56 : x
  2. Step 2: Convert to fraction form
    238,650.60/329,339.04 = 131,227.56/x
  3. Step 3: Cross multiply
    238,650.60x = 329,339.04 × 131,227.56
  4. Step 4: Simplify right side
    238,650.60x = 43,218,358,631.94
  5. Step 5: Solve for x
    x = 43,218,358,631.94/238,650.60
  6. Step 6: Final answer
    x = 181,094.70

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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.