Home / 57,972.96-86,899.32-32,959.20

Finding the Fourth Proportional to 57,972.96, 86,899.32 and 32,959.20

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Solution

The fourth proportional to 57,972.96, 86,899.32 and 32,959.20 is: 49,404.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,972.96 : 86,899.32 = 32,959.20 : x
  2. Step 2: Convert to fraction form
    57,972.96/86,899.32 = 32,959.20/x
  3. Step 3: Cross multiply
    57,972.96x = 86,899.32 × 32,959.20
  4. Step 4: Simplify right side
    57,972.96x = 2,864,132,067.74
  5. Step 5: Solve for x
    x = 2,864,132,067.74/57,972.96
  6. Step 6: Final answer
    x = 49,404.62

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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.