Home / 227,195.18-340,854.12-69,419.34

Finding the Fourth Proportional to 227,195.18, 340,854.12 and 69,419.34

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Solution

The fourth proportional to 227,195.18, 340,854.12 and 69,419.34 is: 104,147.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,195.18 : 340,854.12 = 69,419.34 : x
  2. Step 2: Convert to fraction form
    227,195.18/340,854.12 = 69,419.34/x
  3. Step 3: Cross multiply
    227,195.18x = 340,854.12 × 69,419.34
  4. Step 4: Simplify right side
    227,195.18x = 23,661,868,046.68
  5. Step 5: Solve for x
    x = 23,661,868,046.68/227,195.18
  6. Step 6: Final answer
    x = 104,147.76

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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.