Home / 73,044.28-109,578.54-25,647.08

Finding the Fourth Proportional to 73,044.28, 109,578.54 and 25,647.08

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Solution

The fourth proportional to 73,044.28, 109,578.54 and 25,647.08 is: 38,474.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,044.28 : 109,578.54 = 25,647.08 : x
  2. Step 2: Convert to fraction form
    73,044.28/109,578.54 = 25,647.08/x
  3. Step 3: Cross multiply
    73,044.28x = 109,578.54 × 25,647.08
  4. Step 4: Simplify right side
    73,044.28x = 2,810,369,581.66
  5. Step 5: Solve for x
    x = 2,810,369,581.66/73,044.28
  6. Step 6: Final answer
    x = 38,474.88

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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.