Home / 71,083.27-106,584.20-57,069.15

Finding the Fourth Proportional to 71,083.27, 106,584.20 and 57,069.15

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Solution

The fourth proportional to 71,083.27, 106,584.20 and 57,069.15 is: 85,571.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,083.27 : 106,584.20 = 57,069.15 : x
  2. Step 2: Convert to fraction form
    71,083.27/106,584.20 = 57,069.15/x
  3. Step 3: Cross multiply
    71,083.27x = 106,584.20 × 57,069.15
  4. Step 4: Simplify right side
    71,083.27x = 6,082,669,412.08
  5. Step 5: Solve for x
    x = 6,082,669,412.08/71,083.27
  6. Step 6: Final answer
    x = 85,571.05

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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.