Home / 132,821.82-199,261.92-39,334.86

Finding the Fourth Proportional to 132,821.82, 199,261.92 and 39,334.86

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Solution

The fourth proportional to 132,821.82, 199,261.92 and 39,334.86 is: 59,010.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,821.82 : 199,261.92 = 39,334.86 : x
  2. Step 2: Convert to fraction form
    132,821.82/199,261.92 = 39,334.86/x
  3. Step 3: Cross multiply
    132,821.82x = 199,261.92 × 39,334.86
  4. Step 4: Simplify right side
    132,821.82x = 7,837,939,726.53
  5. Step 5: Solve for x
    x = 7,837,939,726.53/132,821.82
  6. Step 6: Final answer
    x = 59,010.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.