Home / 69,080.04-95,329.51-40,419.41

Finding the Fourth Proportional to 69,080.04, 95,329.51 and 40,419.41

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Solution

The fourth proportional to 69,080.04, 95,329.51 and 40,419.41 is: 55,778.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,080.04 : 95,329.51 = 40,419.41 : x
  2. Step 2: Convert to fraction form
    69,080.04/95,329.51 = 40,419.41/x
  3. Step 3: Cross multiply
    69,080.04x = 95,329.51 × 40,419.41
  4. Step 4: Simplify right side
    69,080.04x = 3,853,161,972.09
  5. Step 5: Solve for x
    x = 3,853,161,972.09/69,080.04
  6. Step 6: Final answer
    x = 55,778.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.