Home / 214,517.53-296,047.65-123,890.05

Finding the Fourth Proportional to 214,517.53, 296,047.65 and 123,890.05

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Solution

The fourth proportional to 214,517.53, 296,047.65 and 123,890.05 is: 170,976.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,517.53 : 296,047.65 = 123,890.05 : x
  2. Step 2: Convert to fraction form
    214,517.53/296,047.65 = 123,890.05/x
  3. Step 3: Cross multiply
    214,517.53x = 296,047.65 × 123,890.05
  4. Step 4: Simplify right side
    214,517.53x = 36,677,358,160.88
  5. Step 5: Solve for x
    x = 36,677,358,160.88/214,517.53
  6. Step 6: Final answer
    x = 170,976.04

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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.