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Finding the Fourth Proportional to 73,600.88, 110,129.16 and 44,039.12

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Solution

The fourth proportional to 73,600.88, 110,129.16 and 44,039.12 is: 65,895.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,600.88 : 110,129.16 = 44,039.12 : x
  2. Step 2: Convert to fraction form
    73,600.88/110,129.16 = 44,039.12/x
  3. Step 3: Cross multiply
    73,600.88x = 110,129.16 × 44,039.12
  4. Step 4: Simplify right side
    73,600.88x = 4,849,991,292.74
  5. Step 5: Solve for x
    x = 4,849,991,292.74/73,600.88
  6. Step 6: Final answer
    x = 65,895.83

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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.