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Finding the Fourth Proportional to 73,727.48, 110,591.22 and 18,323.48

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Solution

The fourth proportional to 73,727.48, 110,591.22 and 18,323.48 is: 27,485.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,727.48 : 110,591.22 = 18,323.48 : x
  2. Step 2: Convert to fraction form
    73,727.48/110,591.22 = 18,323.48/x
  3. Step 3: Cross multiply
    73,727.48x = 110,591.22 × 18,323.48
  4. Step 4: Simplify right side
    73,727.48x = 2,026,416,007.85
  5. Step 5: Solve for x
    x = 2,026,416,007.85/73,727.48
  6. Step 6: Final answer
    x = 27,485.22

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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.