Home / 69,745.40-104,517.13-48,084.64

Finding the Fourth Proportional to 69,745.40, 104,517.13 and 48,084.64

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Solution

The fourth proportional to 69,745.40, 104,517.13 and 48,084.64 is: 72,057.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,745.40 : 104,517.13 = 48,084.64 : x
  2. Step 2: Convert to fraction form
    69,745.40/104,517.13 = 48,084.64/x
  3. Step 3: Cross multiply
    69,745.40x = 104,517.13 × 48,084.64
  4. Step 4: Simplify right side
    69,745.40x = 5,025,668,047.30
  5. Step 5: Solve for x
    x = 5,025,668,047.30/69,745.40
  6. Step 6: Final answer
    x = 72,057.34

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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.