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Finding the Fourth Proportional to 225,543.52, 338,287.02 and 73,727.88

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Solution

The fourth proportional to 225,543.52, 338,287.02 and 73,727.88 is: 110,582.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,543.52 : 338,287.02 = 73,727.88 : x
  2. Step 2: Convert to fraction form
    225,543.52/338,287.02 = 73,727.88/x
  3. Step 3: Cross multiply
    225,543.52x = 338,287.02 × 73,727.88
  4. Step 4: Simplify right side
    225,543.52x = 24,941,184,816.12
  5. Step 5: Solve for x
    x = 24,941,184,816.12/225,543.52
  6. Step 6: Final answer
    x = 110,582.58

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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.