Home / 198,032.96-273,274.08-108,608.96

Finding the Fourth Proportional to 198,032.96, 273,274.08 and 108,608.96

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Solution

The fourth proportional to 198,032.96, 273,274.08 and 108,608.96 is: 149,874.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,032.96 : 273,274.08 = 108,608.96 : x
  2. Step 2: Convert to fraction form
    198,032.96/273,274.08 = 108,608.96/x
  3. Step 3: Cross multiply
    198,032.96x = 273,274.08 × 108,608.96
  4. Step 4: Simplify right side
    198,032.96x = 29,680,013,623.76
  5. Step 5: Solve for x
    x = 29,680,013,623.76/198,032.96
  6. Step 6: Final answer
    x = 149,874.11

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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.