Home / 69,261.87-103,773.43-54,095.03

Finding the Fourth Proportional to 69,261.87, 103,773.43 and 54,095.03

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Solution

The fourth proportional to 69,261.87, 103,773.43 and 54,095.03 is: 81,049.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,261.87 : 103,773.43 = 54,095.03 : x
  2. Step 2: Convert to fraction form
    69,261.87/103,773.43 = 54,095.03/x
  3. Step 3: Cross multiply
    69,261.87x = 103,773.43 × 54,095.03
  4. Step 4: Simplify right side
    69,261.87x = 5,613,626,809.05
  5. Step 5: Solve for x
    x = 5,613,626,809.05/69,261.87
  6. Step 6: Final answer
    x = 81,049.31

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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.