Home / 199,097.28-274,754.25-109,673.28

Finding the Fourth Proportional to 199,097.28, 274,754.25 and 109,673.28

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Solution

The fourth proportional to 199,097.28, 274,754.25 and 109,673.28 is: 151,349.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,097.28 : 274,754.25 = 109,673.28 : x
  2. Step 2: Convert to fraction form
    199,097.28/274,754.25 = 109,673.28/x
  3. Step 3: Cross multiply
    199,097.28x = 274,754.25 × 109,673.28
  4. Step 4: Simplify right side
    199,097.28x = 30,133,199,791.44
  5. Step 5: Solve for x
    x = 30,133,199,791.44/199,097.28
  6. Step 6: Final answer
    x = 151,349.13

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Why These Related Problems?

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