Home / 95,759.25-143,766.05-81,808.89

Finding the Fourth Proportional to 95,759.25, 143,766.05 and 81,808.89

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Solution

The fourth proportional to 95,759.25, 143,766.05 and 81,808.89 is: 122,821.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,759.25 : 143,766.05 = 81,808.89 : x
  2. Step 2: Convert to fraction form
    95,759.25/143,766.05 = 81,808.89/x
  3. Step 3: Cross multiply
    95,759.25x = 143,766.05 × 81,808.89
  4. Step 4: Simplify right side
    95,759.25x = 11,761,340,561.14
  5. Step 5: Solve for x
    x = 11,761,340,561.14/95,759.25
  6. Step 6: Final answer
    x = 122,821.98

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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.