Home / 144,291.24-199,118.08-80,629.56

Finding the Fourth Proportional to 144,291.24, 199,118.08 and 80,629.56

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Solution

The fourth proportional to 144,291.24, 199,118.08 and 80,629.56 is: 111,266.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,291.24 : 199,118.08 = 80,629.56 : x
  2. Step 2: Convert to fraction form
    144,291.24/199,118.08 = 80,629.56/x
  3. Step 3: Cross multiply
    144,291.24x = 199,118.08 × 80,629.56
  4. Step 4: Simplify right side
    144,291.24x = 16,054,802,182.85
  5. Step 5: Solve for x
    x = 16,054,802,182.85/144,291.24
  6. Step 6: Final answer
    x = 111,266.65

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.