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Finding the Fourth Proportional to 77,583.43, 107,065.26 and 44,049.43

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Solution

The fourth proportional to 77,583.43, 107,065.26 and 44,049.43 is: 60,788.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,583.43 : 107,065.26 = 44,049.43 : x
  2. Step 2: Convert to fraction form
    77,583.43/107,065.26 = 44,049.43/x
  3. Step 3: Cross multiply
    77,583.43x = 107,065.26 × 44,049.43
  4. Step 4: Simplify right side
    77,583.43x = 4,716,163,675.80
  5. Step 5: Solve for x
    x = 4,716,163,675.80/77,583.43
  6. Step 6: Final answer
    x = 60,788.29

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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.