Home / 226,316.45-338,982.60-137,414.90

Finding the Fourth Proportional to 226,316.45, 338,982.60 and 137,414.90

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Solution

The fourth proportional to 226,316.45, 338,982.60 and 137,414.90 is: 205,823.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,316.45 : 338,982.60 = 137,414.90 : x
  2. Step 2: Convert to fraction form
    226,316.45/338,982.60 = 137,414.90/x
  3. Step 3: Cross multiply
    226,316.45x = 338,982.60 × 137,414.90
  4. Step 4: Simplify right side
    226,316.45x = 46,581,260,080.74
  5. Step 5: Solve for x
    x = 46,581,260,080.74/226,316.45
  6. Step 6: Final answer
    x = 205,823.57

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1.5x scale

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.