Home / 75,351.04-103,982.38-41,359.48

Finding the Fourth Proportional to 75,351.04, 103,982.38 and 41,359.48

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Solution

The fourth proportional to 75,351.04, 103,982.38 and 41,359.48 is: 57,074.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,351.04 : 103,982.38 = 41,359.48 : x
  2. Step 2: Convert to fraction form
    75,351.04/103,982.38 = 41,359.48/x
  3. Step 3: Cross multiply
    75,351.04x = 103,982.38 × 41,359.48
  4. Step 4: Simplify right side
    75,351.04x = 4,300,657,165.96
  5. Step 5: Solve for x
    x = 4,300,657,165.96/75,351.04
  6. Step 6: Final answer
    x = 57,074.95

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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.