Home / 218,146.35-327,042.69-98,115.41

Finding the Fourth Proportional to 218,146.35, 327,042.69 and 98,115.41

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Solution

The fourth proportional to 218,146.35, 327,042.69 and 98,115.41 is: 147,093.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,146.35 : 327,042.69 = 98,115.41 : x
  2. Step 2: Convert to fraction form
    218,146.35/327,042.69 = 98,115.41/x
  3. Step 3: Cross multiply
    218,146.35x = 327,042.69 × 98,115.41
  4. Step 4: Simplify right side
    218,146.35x = 32,087,928,066.53
  5. Step 5: Solve for x
    x = 32,087,928,066.53/218,146.35
  6. Step 6: Final answer
    x = 147,093.58

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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.