Home / 222,976.08-334,557.83-138,806.65

Finding the Fourth Proportional to 222,976.08, 334,557.83 and 138,806.65

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Solution

The fourth proportional to 222,976.08, 334,557.83 and 138,806.65 is: 208,268.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,976.08 : 334,557.83 = 138,806.65 : x
  2. Step 2: Convert to fraction form
    222,976.08/334,557.83 = 138,806.65/x
  3. Step 3: Cross multiply
    222,976.08x = 334,557.83 × 138,806.65
  4. Step 4: Simplify right side
    222,976.08x = 46,438,850,919.54
  5. Step 5: Solve for x
    x = 46,438,850,919.54/222,976.08
  6. Step 6: Final answer
    x = 208,268.31

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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.