Home / 73,051.88-109,578.54-23,131.04

Finding the Fourth Proportional to 73,051.88, 109,578.54 and 23,131.04

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Solution

The fourth proportional to 73,051.88, 109,578.54 and 23,131.04 is: 34,696.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,051.88 : 109,578.54 = 23,131.04 : x
  2. Step 2: Convert to fraction form
    73,051.88/109,578.54 = 23,131.04/x
  3. Step 3: Cross multiply
    73,051.88x = 109,578.54 × 23,131.04
  4. Step 4: Simplify right side
    73,051.88x = 2,534,665,591.88
  5. Step 5: Solve for x
    x = 2,534,665,591.88/73,051.88
  6. Step 6: Final answer
    x = 34,696.79

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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.