Home / 73,178.13-100,987.82-41,346.39

Finding the Fourth Proportional to 73,178.13, 100,987.82 and 41,346.39

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Solution

The fourth proportional to 73,178.13, 100,987.82 and 41,346.39 is: 57,059.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,178.13 : 100,987.82 = 41,346.39 : x
  2. Step 2: Convert to fraction form
    73,178.13/100,987.82 = 41,346.39/x
  3. Step 3: Cross multiply
    73,178.13x = 100,987.82 × 41,346.39
  4. Step 4: Simplify right side
    73,178.13x = 4,175,481,584.24
  5. Step 5: Solve for x
    x = 4,175,481,584.24/73,178.13
  6. Step 6: Final answer
    x = 57,059.15

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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.