Home / 75,221.85-103,801.93-41,223.86

Finding the Fourth Proportional to 75,221.85, 103,801.93 and 41,223.86

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Solution

The fourth proportional to 75,221.85, 103,801.93 and 41,223.86 is: 56,886.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,221.85 : 103,801.93 = 41,223.86 : x
  2. Step 2: Convert to fraction form
    75,221.85/103,801.93 = 41,223.86/x
  3. Step 3: Cross multiply
    75,221.85x = 103,801.93 × 41,223.86
  4. Step 4: Simplify right side
    75,221.85x = 4,279,116,230.05
  5. Step 5: Solve for x
    x = 4,279,116,230.05/75,221.85
  6. Step 6: Final answer
    x = 56,886.61

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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.