Home / 218,228.16-327,043.59-164,876.28

Finding the Fourth Proportional to 218,228.16, 327,043.59 and 164,876.28

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Solution

The fourth proportional to 218,228.16, 327,043.59 and 164,876.28 is: 247,088.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,228.16 : 327,043.59 = 164,876.28 : x
  2. Step 2: Convert to fraction form
    218,228.16/327,043.59 = 164,876.28/x
  3. Step 3: Cross multiply
    218,228.16x = 327,043.59 × 164,876.28
  4. Step 4: Simplify right side
    218,228.16x = 53,921,730,517.05
  5. Step 5: Solve for x
    x = 53,921,730,517.05/218,228.16
  6. Step 6: Final answer
    x = 247,088.78

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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.