Home / 226,862.85-340,343.55-69,087.18

Finding the Fourth Proportional to 226,862.85, 340,343.55 and 69,087.18

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Solution

The fourth proportional to 226,862.85, 340,343.55 and 69,087.18 is: 103,645.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,862.85 : 340,343.55 = 69,087.18 : x
  2. Step 2: Convert to fraction form
    226,862.85/340,343.55 = 69,087.18/x
  3. Step 3: Cross multiply
    226,862.85x = 340,343.55 × 69,087.18
  4. Step 4: Simplify right side
    226,862.85x = 23,513,376,100.69
  5. Step 5: Solve for x
    x = 23,513,376,100.69/226,862.85
  6. Step 6: Final answer
    x = 103,645.78

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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.