Home / 57,860.28-79,861.86-32,724.36

Finding the Fourth Proportional to 57,860.28, 79,861.86 and 32,724.36

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Solution

The fourth proportional to 57,860.28, 79,861.86 and 32,724.36 is: 45,167.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,860.28 : 79,861.86 = 32,724.36 : x
  2. Step 2: Convert to fraction form
    57,860.28/79,861.86 = 32,724.36/x
  3. Step 3: Cross multiply
    57,860.28x = 79,861.86 × 32,724.36
  4. Step 4: Simplify right side
    57,860.28x = 2,613,428,256.91
  5. Step 5: Solve for x
    x = 2,613,428,256.91/57,860.28
  6. Step 6: Final answer
    x = 45,167.92

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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.