Home / 57,940.08-79,955.28-32,789.04

Finding the Fourth Proportional to 57,940.08, 79,955.28 and 32,789.04

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Solution

The fourth proportional to 57,940.08, 79,955.28 and 32,789.04 is: 45,247.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,940.08 : 79,955.28 = 32,789.04 : x
  2. Step 2: Convert to fraction form
    57,940.08/79,955.28 = 32,789.04/x
  3. Step 3: Cross multiply
    57,940.08x = 79,955.28 × 32,789.04
  4. Step 4: Simplify right side
    57,940.08x = 2,621,656,874.13
  5. Step 5: Solve for x
    x = 2,621,656,874.13/57,940.08
  6. Step 6: Final answer
    x = 45,247.73

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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.