Home / 199,216.52-274,918.84-108,572.56

Finding the Fourth Proportional to 199,216.52, 274,918.84 and 108,572.56

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Solution

The fourth proportional to 199,216.52, 274,918.84 and 108,572.56 is: 149,830.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,216.52 : 274,918.84 = 108,572.56 : x
  2. Step 2: Convert to fraction form
    199,216.52/274,918.84 = 108,572.56/x
  3. Step 3: Cross multiply
    199,216.52x = 274,918.84 × 108,572.56
  4. Step 4: Simplify right side
    199,216.52x = 29,848,642,251.03
  5. Step 5: Solve for x
    x = 29,848,642,251.03/199,216.52
  6. Step 6: Final answer
    x = 149,830.16

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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.