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Finding the Fourth Proportional to 73,504.55, 110,169.35 and 51,197.15

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Solution

The fourth proportional to 73,504.55, 110,169.35 and 51,197.15 is: 76,734.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,504.55 : 110,169.35 = 51,197.15 : x
  2. Step 2: Convert to fraction form
    73,504.55/110,169.35 = 51,197.15/x
  3. Step 3: Cross multiply
    73,504.55x = 110,169.35 × 51,197.15
  4. Step 4: Simplify right side
    73,504.55x = 5,640,356,756.79
  5. Step 5: Solve for x
    x = 5,640,356,756.79/73,504.55
  6. Step 6: Final answer
    x = 76,734.79

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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.