Home / 238,575.60-329,234.67-131,146.29

Finding the Fourth Proportional to 238,575.60, 329,234.67 and 131,146.29

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Solution

The fourth proportional to 238,575.60, 329,234.67 and 131,146.29 is: 180,982.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,575.60 : 329,234.67 = 131,146.29 : x
  2. Step 2: Convert to fraction form
    238,575.60/329,234.67 = 131,146.29/x
  3. Step 3: Cross multiply
    238,575.60x = 329,234.67 × 131,146.29
  4. Step 4: Simplify right side
    238,575.60x = 43,177,905,509.87
  5. Step 5: Solve for x
    x = 43,177,905,509.87/238,575.60
  6. Step 6: Final answer
    x = 180,982.07

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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.