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Finding the Fourth Proportional to 67,440.63, 101,089.77 and 22,449.87

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Solution

The fourth proportional to 67,440.63, 101,089.77 and 22,449.87 is: 33,651.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,440.63 : 101,089.77 = 22,449.87 : x
  2. Step 2: Convert to fraction form
    67,440.63/101,089.77 = 22,449.87/x
  3. Step 3: Cross multiply
    67,440.63x = 101,089.77 × 22,449.87
  4. Step 4: Simplify right side
    67,440.63x = 2,269,452,194.83
  5. Step 5: Solve for x
    x = 2,269,452,194.83/67,440.63
  6. Step 6: Final answer
    x = 33,651.11

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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.