Home / 57,739.28-79,672.44-32,242.64

Finding the Fourth Proportional to 57,739.28, 79,672.44 and 32,242.64

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Solution

The fourth proportional to 57,739.28, 79,672.44 and 32,242.64 is: 44,490.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,739.28 : 79,672.44 = 32,242.64 : x
  2. Step 2: Convert to fraction form
    57,739.28/79,672.44 = 32,242.64/x
  3. Step 3: Cross multiply
    57,739.28x = 79,672.44 × 32,242.64
  4. Step 4: Simplify right side
    57,739.28x = 2,568,849,800.84
  5. Step 5: Solve for x
    x = 2,568,849,800.84/57,739.28
  6. Step 6: Final answer
    x = 44,490.51

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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.