Home / 198,239.92-296,938.66-134,236.96

Finding the Fourth Proportional to 198,239.92, 296,938.66 and 134,236.96

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Solution

The fourth proportional to 198,239.92, 296,938.66 and 134,236.96 is: 201,070.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,239.92 : 296,938.66 = 134,236.96 : x
  2. Step 2: Convert to fraction form
    198,239.92/296,938.66 = 134,236.96/x
  3. Step 3: Cross multiply
    198,239.92x = 296,938.66 × 134,236.96
  4. Step 4: Simplify right side
    198,239.92x = 39,860,143,024.87
  5. Step 5: Solve for x
    x = 39,860,143,024.87/198,239.92
  6. Step 6: Final answer
    x = 201,070.21

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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.