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Finding the Fourth Proportional to 57,908.04, 86,874.81 and 32,959.83

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Solution

The fourth proportional to 57,908.04, 86,874.81 and 32,959.83 is: 49,447.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,908.04 : 86,874.81 = 32,959.83 : x
  2. Step 2: Convert to fraction form
    57,908.04/86,874.81 = 32,959.83/x
  3. Step 3: Cross multiply
    57,908.04x = 86,874.81 × 32,959.83
  4. Step 4: Simplify right side
    57,908.04x = 2,863,378,968.88
  5. Step 5: Solve for x
    x = 2,863,378,968.88/57,908.04
  6. Step 6: Final answer
    x = 49,447.00

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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.