Home / 270,755.22-406,505.52-137,725.50

Finding the Fourth Proportional to 270,755.22, 406,505.52 and 137,725.50

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Solution

The fourth proportional to 270,755.22, 406,505.52 and 137,725.50 is: 206,777.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,755.22 : 406,505.52 = 137,725.50 : x
  2. Step 2: Convert to fraction form
    270,755.22/406,505.52 = 137,725.50/x
  3. Step 3: Cross multiply
    270,755.22x = 406,505.52 × 137,725.50
  4. Step 4: Simplify right side
    270,755.22x = 55,986,175,994.76
  5. Step 5: Solve for x
    x = 55,986,175,994.76/270,755.22
  6. Step 6: Final answer
    x = 206,777.83

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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.