Home / 74,451.28-111,593.72-32,282.64

Finding the Fourth Proportional to 74,451.28, 111,593.72 and 32,282.64

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Solution

The fourth proportional to 74,451.28, 111,593.72 and 32,282.64 is: 48,387.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,451.28 : 111,593.72 = 32,282.64 : x
  2. Step 2: Convert to fraction form
    74,451.28/111,593.72 = 32,282.64/x
  3. Step 3: Cross multiply
    74,451.28x = 111,593.72 × 32,282.64
  4. Step 4: Simplify right side
    74,451.28x = 3,602,539,889.02
  5. Step 5: Solve for x
    x = 3,602,539,889.02/74,451.28
  6. Step 6: Final answer
    x = 48,387.88

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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.