Home / 57,451.81-86,188.30-25,862.64

Finding the Fourth Proportional to 57,451.81, 86,188.30 and 25,862.64

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Solution

The fourth proportional to 57,451.81, 86,188.30 and 25,862.64 is: 38,798.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,451.81 : 86,188.30 = 25,862.64 : x
  2. Step 2: Convert to fraction form
    57,451.81/86,188.30 = 25,862.64/x
  3. Step 3: Cross multiply
    57,451.81x = 86,188.30 × 25,862.64
  4. Step 4: Simplify right side
    57,451.81x = 2,229,057,217.54
  5. Step 5: Solve for x
    x = 2,229,057,217.54/57,451.81
  6. Step 6: Final answer
    x = 38,798.73

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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.