Home / 149,187.68-223,728.22-49,329.44

Finding the Fourth Proportional to 149,187.68, 223,728.22 and 49,329.44

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Solution

The fourth proportional to 149,187.68, 223,728.22 and 49,329.44 is: 73,976.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,187.68 : 223,728.22 = 49,329.44 : x
  2. Step 2: Convert to fraction form
    149,187.68/223,728.22 = 49,329.44/x
  3. Step 3: Cross multiply
    149,187.68x = 223,728.22 × 49,329.44
  4. Step 4: Simplify right side
    149,187.68x = 11,036,387,804.80
  5. Step 5: Solve for x
    x = 11,036,387,804.80/149,187.68
  6. Step 6: Final answer
    x = 73,976.54

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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.