Home / 75,332.03-103,959.30-41,339.92

Finding the Fourth Proportional to 75,332.03, 103,959.30 and 41,339.92

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Solution

The fourth proportional to 75,332.03, 103,959.30 and 41,339.92 is: 57,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,332.03 : 103,959.30 = 41,339.92 : x
  2. Step 2: Convert to fraction form
    75,332.03/103,959.30 = 41,339.92/x
  3. Step 3: Cross multiply
    75,332.03x = 103,959.30 × 41,339.92
  4. Step 4: Simplify right side
    75,332.03x = 4,297,669,002.77
  5. Step 5: Solve for x
    x = 4,297,669,002.77/75,332.03
  6. Step 6: Final answer
    x = 57,049.69

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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.