Home / 218,624.22-327,195.61-134,437.70

Finding the Fourth Proportional to 218,624.22, 327,195.61 and 134,437.70

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Solution

The fourth proportional to 218,624.22, 327,195.61 and 134,437.70 is: 201,201.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,624.22 : 327,195.61 = 134,437.70 : x
  2. Step 2: Convert to fraction form
    218,624.22/327,195.61 = 134,437.70/x
  3. Step 3: Cross multiply
    218,624.22x = 327,195.61 × 134,437.70
  4. Step 4: Simplify right side
    218,624.22x = 43,987,425,740.39
  5. Step 5: Solve for x
    x = 43,987,425,740.39/218,624.22
  6. Step 6: Final answer
    x = 201,201.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.