Home / 123,947.44-185,943.48-45,172.24

Finding the Fourth Proportional to 123,947.44, 185,943.48 and 45,172.24

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Solution

The fourth proportional to 123,947.44, 185,943.48 and 45,172.24 is: 67,766.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,947.44 : 185,943.48 = 45,172.24 : x
  2. Step 2: Convert to fraction form
    123,947.44/185,943.48 = 45,172.24/x
  3. Step 3: Cross multiply
    123,947.44x = 185,943.48 × 45,172.24
  4. Step 4: Simplify right side
    123,947.44x = 8,399,483,505.00
  5. Step 5: Solve for x
    x = 8,399,483,505.00/123,947.44
  6. Step 6: Final answer
    x = 67,766.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.