Home / 222,849.36-307,532.52-122,248.08

Finding the Fourth Proportional to 222,849.36, 307,532.52 and 122,248.08

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Solution

The fourth proportional to 222,849.36, 307,532.52 and 122,248.08 is: 168,702.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,849.36 : 307,532.52 = 122,248.08 : x
  2. Step 2: Convert to fraction form
    222,849.36/307,532.52 = 122,248.08/x
  3. Step 3: Cross multiply
    222,849.36x = 307,532.52 × 122,248.08
  4. Step 4: Simplify right side
    222,849.36x = 37,595,260,107.56
  5. Step 5: Solve for x
    x = 37,595,260,107.56/222,849.36
  6. Step 6: Final answer
    x = 168,702.57

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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.