Home / 218,281.49-327,422.33-98,198.18

Finding the Fourth Proportional to 218,281.49, 327,422.33 and 98,198.18

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Solution

The fourth proportional to 218,281.49, 327,422.33 and 98,198.18 is: 147,297.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,281.49 : 327,422.33 = 98,198.18 : x
  2. Step 2: Convert to fraction form
    218,281.49/327,422.33 = 98,198.18/x
  3. Step 3: Cross multiply
    218,281.49x = 327,422.33 × 98,198.18
  4. Step 4: Simplify right side
    218,281.49x = 32,152,276,089.15
  5. Step 5: Solve for x
    x = 32,152,276,089.15/218,281.49
  6. Step 6: Final answer
    x = 147,297.31

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1.5x scale

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.