Home / 75,512.86-104,207.82-41,521.92

Finding the Fourth Proportional to 75,512.86, 104,207.82 and 41,521.92

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Solution

The fourth proportional to 75,512.86, 104,207.82 and 41,521.92 is: 57,300.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,512.86 : 104,207.82 = 41,521.92 : x
  2. Step 2: Convert to fraction form
    75,512.86/104,207.82 = 41,521.92/x
  3. Step 3: Cross multiply
    75,512.86x = 104,207.82 × 41,521.92
  4. Step 4: Simplify right side
    75,512.86x = 4,326,908,765.41
  5. Step 5: Solve for x
    x = 4,326,908,765.41/75,512.86
  6. Step 6: Final answer
    x = 57,300.29

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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.