Home / 82,225.46-123,291.05-25,284.56

Finding the Fourth Proportional to 82,225.46, 123,291.05 and 25,284.56

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Solution

The fourth proportional to 82,225.46, 123,291.05 and 25,284.56 is: 37,912.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,225.46 : 123,291.05 = 25,284.56 : x
  2. Step 2: Convert to fraction form
    82,225.46/123,291.05 = 25,284.56/x
  3. Step 3: Cross multiply
    82,225.46x = 123,291.05 × 25,284.56
  4. Step 4: Simplify right side
    82,225.46x = 3,117,359,208.31
  5. Step 5: Solve for x
    x = 3,117,359,208.31/82,225.46
  6. Step 6: Final answer
    x = 37,912.33

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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.