Home / 57,271.72-79,034.70-32,121.22

Finding the Fourth Proportional to 57,271.72, 79,034.70 and 32,121.22

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Solution

The fourth proportional to 57,271.72, 79,034.70 and 32,121.22 is: 44,327.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,271.72 : 79,034.70 = 32,121.22 : x
  2. Step 2: Convert to fraction form
    57,271.72/79,034.70 = 32,121.22/x
  3. Step 3: Cross multiply
    57,271.72x = 79,034.70 × 32,121.22
  4. Step 4: Simplify right side
    57,271.72x = 2,538,690,986.33
  5. Step 5: Solve for x
    x = 2,538,690,986.33/57,271.72
  6. Step 6: Final answer
    x = 44,327.13

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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.