Home / 103,583.97-155,264.33-50,162.85

Finding the Fourth Proportional to 103,583.97, 155,264.33 and 50,162.85

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Solution

The fourth proportional to 103,583.97, 155,264.33 and 50,162.85 is: 75,190.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,583.97 : 155,264.33 = 50,162.85 : x
  2. Step 2: Convert to fraction form
    103,583.97/155,264.33 = 50,162.85/x
  3. Step 3: Cross multiply
    103,583.97x = 155,264.33 × 50,162.85
  4. Step 4: Simplify right side
    103,583.97x = 7,788,501,296.14
  5. Step 5: Solve for x
    x = 7,788,501,296.14/103,583.97
  6. Step 6: Final answer
    x = 75,190.22

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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.