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Finding the Fourth Proportional to 73,697.46, 110,546.18 and 18,293.46

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Solution

The fourth proportional to 73,697.46, 110,546.18 and 18,293.46 is: 27,440.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,697.46 : 110,546.18 = 18,293.46 : x
  2. Step 2: Convert to fraction form
    73,697.46/110,546.18 = 18,293.46/x
  3. Step 3: Cross multiply
    73,697.46x = 110,546.18 × 18,293.46
  4. Step 4: Simplify right side
    73,697.46x = 2,022,272,121.98
  5. Step 5: Solve for x
    x = 2,022,272,121.98/73,697.46
  6. Step 6: Final answer
    x = 27,440.19

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1.5x scale

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.