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Finding the Fourth Proportional to 73,481.72, 110,271.72 and 26,734.59

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Solution

The fourth proportional to 73,481.72, 110,271.72 and 26,734.59 is: 40,119.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,481.72 : 110,271.72 = 26,734.59 : x
  2. Step 2: Convert to fraction form
    73,481.72/110,271.72 = 26,734.59/x
  3. Step 3: Cross multiply
    73,481.72x = 110,271.72 × 26,734.59
  4. Step 4: Simplify right side
    73,481.72x = 2,948,069,222.79
  5. Step 5: Solve for x
    x = 2,948,069,222.79/73,481.72
  6. Step 6: Final answer
    x = 40,119.77

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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.