Home / 75,332.48-103,959.63-41,339.97

Finding the Fourth Proportional to 75,332.48, 103,959.63 and 41,339.97

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Solution

The fourth proportional to 75,332.48, 103,959.63 and 41,339.97 is: 57,049.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,332.48 : 103,959.63 = 41,339.97 : x
  2. Step 2: Convert to fraction form
    75,332.48/103,959.63 = 41,339.97/x
  3. Step 3: Cross multiply
    75,332.48x = 103,959.63 × 41,339.97
  4. Step 4: Simplify right side
    75,332.48x = 4,297,687,985.41
  5. Step 5: Solve for x
    x = 4,297,687,985.41/75,332.48
  6. Step 6: Final answer
    x = 57,049.61

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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.