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Finding the Fourth Proportional to 73,586.25, 110,395.78 and 26,839.13

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Solution

The fourth proportional to 73,586.25, 110,395.78 and 26,839.13 is: 40,264.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,586.25 : 110,395.78 = 26,839.13 : x
  2. Step 2: Convert to fraction form
    73,586.25/110,395.78 = 26,839.13/x
  3. Step 3: Cross multiply
    73,586.25x = 110,395.78 × 26,839.13
  4. Step 4: Simplify right side
    73,586.25x = 2,962,926,481.98
  5. Step 5: Solve for x
    x = 2,962,926,481.98/73,586.25
  6. Step 6: Final answer
    x = 40,264.67

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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.