Home / 69,310.40-103,893.24-50,289.04

Finding the Fourth Proportional to 69,310.40, 103,893.24 and 50,289.04

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Solution

The fourth proportional to 69,310.40, 103,893.24 and 50,289.04 is: 75,381.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,310.40 : 103,893.24 = 50,289.04 : x
  2. Step 2: Convert to fraction form
    69,310.40/103,893.24 = 50,289.04/x
  3. Step 3: Cross multiply
    69,310.40x = 103,893.24 × 50,289.04
  4. Step 4: Simplify right side
    69,310.40x = 5,224,691,302.09
  5. Step 5: Solve for x
    x = 5,224,691,302.09/69,310.40
  6. Step 6: Final answer
    x = 75,381.06

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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.