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Finding the Fourth Proportional to 64,269.82, 96,279.17 and 44,275.78

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Solution

The fourth proportional to 64,269.82, 96,279.17 and 44,275.78 is: 66,327.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,269.82 : 96,279.17 = 44,275.78 : x
  2. Step 2: Convert to fraction form
    64,269.82/96,279.17 = 44,275.78/x
  3. Step 3: Cross multiply
    64,269.82x = 96,279.17 × 44,275.78
  4. Step 4: Simplify right side
    64,269.82x = 4,262,834,868.11
  5. Step 5: Solve for x
    x = 4,262,834,868.11/64,269.82
  6. Step 6: Final answer
    x = 66,327.17

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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.