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Finding the Fourth Proportional to 69,275.17, 103,747.81 and 44,237.67

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Solution

The fourth proportional to 69,275.17, 103,747.81 and 44,237.67 is: 66,251.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,275.17 : 103,747.81 = 44,237.67 : x
  2. Step 2: Convert to fraction form
    69,275.17/103,747.81 = 44,237.67/x
  3. Step 3: Cross multiply
    69,275.17x = 103,747.81 × 44,237.67
  4. Step 4: Simplify right side
    69,275.17x = 4,589,560,642.08
  5. Step 5: Solve for x
    x = 4,589,560,642.08/69,275.17
  6. Step 6: Final answer
    x = 66,251.16

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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.