Home / 52,067.28-71,871.04-33,200.72

Finding the Fourth Proportional to 52,067.28, 71,871.04 and 33,200.72

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Solution

The fourth proportional to 52,067.28, 71,871.04 and 33,200.72 is: 45,828.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,067.28 : 71,871.04 = 33,200.72 : x
  2. Step 2: Convert to fraction form
    52,067.28/71,871.04 = 33,200.72/x
  3. Step 3: Cross multiply
    52,067.28x = 71,871.04 × 33,200.72
  4. Step 4: Simplify right side
    52,067.28x = 2,386,170,275.15
  5. Step 5: Solve for x
    x = 2,386,170,275.15/52,067.28
  6. Step 6: Final answer
    x = 45,828.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.