Home / 41,240.07-61,891.20-30,175.30

Finding the Fourth Proportional to 41,240.07, 61,891.20 and 30,175.30

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Solution

The fourth proportional to 41,240.07, 61,891.20 and 30,175.30 is: 45,285.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,240.07 : 61,891.20 = 30,175.30 : x
  2. Step 2: Convert to fraction form
    41,240.07/61,891.20 = 30,175.30/x
  3. Step 3: Cross multiply
    41,240.07x = 61,891.20 × 30,175.30
  4. Step 4: Simplify right side
    41,240.07x = 1,867,585,527.36
  5. Step 5: Solve for x
    x = 1,867,585,527.36/41,240.07
  6. Step 6: Final answer
    x = 45,285.70

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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.