Home / 104,914.30-144,781.74-57,167.66

Finding the Fourth Proportional to 104,914.30, 144,781.74 and 57,167.66

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Solution

The fourth proportional to 104,914.30, 144,781.74 and 57,167.66 is: 78,891.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,914.30 : 144,781.74 = 57,167.66 : x
  2. Step 2: Convert to fraction form
    104,914.30/144,781.74 = 57,167.66/x
  3. Step 3: Cross multiply
    104,914.30x = 144,781.74 × 57,167.66
  4. Step 4: Simplify right side
    104,914.30x = 8,276,833,286.53
  5. Step 5: Solve for x
    x = 8,276,833,286.53/104,914.30
  6. Step 6: Final answer
    x = 78,891.37

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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.