Home / 75,425.40-104,087.22-41,891.40

Finding the Fourth Proportional to 75,425.40, 104,087.22 and 41,891.40

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Solution

The fourth proportional to 75,425.40, 104,087.22 and 41,891.40 is: 57,810.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,425.40 : 104,087.22 = 41,891.40 : x
  2. Step 2: Convert to fraction form
    75,425.40/104,087.22 = 41,891.40/x
  3. Step 3: Cross multiply
    75,425.40x = 104,087.22 × 41,891.40
  4. Step 4: Simplify right side
    75,425.40x = 4,360,359,367.91
  5. Step 5: Solve for x
    x = 4,360,359,367.91/75,425.40
  6. Step 6: Final answer
    x = 57,810.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.