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Finding the Fourth Proportional to 73,226.63, 109,839.95 and 26,468.57

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Solution

The fourth proportional to 73,226.63, 109,839.95 and 26,468.57 is: 39,702.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,226.63 : 109,839.95 = 26,468.57 : x
  2. Step 2: Convert to fraction form
    73,226.63/109,839.95 = 26,468.57/x
  3. Step 3: Cross multiply
    73,226.63x = 109,839.95 × 26,468.57
  4. Step 4: Simplify right side
    73,226.63x = 2,907,306,405.37
  5. Step 5: Solve for x
    x = 2,907,306,405.37/73,226.63
  6. Step 6: Final answer
    x = 39,702.86

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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.