Home / 222,926.60-307,638.68-127,435.44

Finding the Fourth Proportional to 222,926.60, 307,638.68 and 127,435.44

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Solution

The fourth proportional to 222,926.60, 307,638.68 and 127,435.44 is: 175,860.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,926.60 : 307,638.68 = 127,435.44 : x
  2. Step 2: Convert to fraction form
    222,926.60/307,638.68 = 127,435.44/x
  3. Step 3: Cross multiply
    222,926.60x = 307,638.68 × 127,435.44
  4. Step 4: Simplify right side
    222,926.60x = 39,204,070,546.82
  5. Step 5: Solve for x
    x = 39,204,070,546.82/222,926.60
  6. Step 6: Final answer
    x = 175,860.89

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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.