Home / 222,869.26-307,558.38-120,896.74

Finding the Fourth Proportional to 222,869.26, 307,558.38 and 120,896.74

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Solution

The fourth proportional to 222,869.26, 307,558.38 and 120,896.74 is: 166,836.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,869.26 : 307,558.38 = 120,896.74 : x
  2. Step 2: Convert to fraction form
    222,869.26/307,558.38 = 120,896.74/x
  3. Step 3: Cross multiply
    222,869.26x = 307,558.38 × 120,896.74
  4. Step 4: Simplify right side
    222,869.26x = 37,182,805,501.68
  5. Step 5: Solve for x
    x = 37,182,805,501.68/222,869.26
  6. Step 6: Final answer
    x = 166,836.85

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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.