Home / 105,604.41-158,469.03-39,091.26

Finding the Fourth Proportional to 105,604.41, 158,469.03 and 39,091.26

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Solution

The fourth proportional to 105,604.41, 158,469.03 and 39,091.26 is: 58,659.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,604.41 : 158,469.03 = 39,091.26 : x
  2. Step 2: Convert to fraction form
    105,604.41/158,469.03 = 39,091.26/x
  3. Step 3: Cross multiply
    105,604.41x = 158,469.03 × 39,091.26
  4. Step 4: Simplify right side
    105,604.41x = 6,194,754,053.68
  5. Step 5: Solve for x
    x = 6,194,754,053.68/105,604.41
  6. Step 6: Final answer
    x = 58,659.99

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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.