Home / 222,548.08-307,144.92-127,032.88

Finding the Fourth Proportional to 222,548.08, 307,144.92 and 127,032.88

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Solution

The fourth proportional to 222,548.08, 307,144.92 and 127,032.88 is: 175,321.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,548.08 : 307,144.92 = 127,032.88 : x
  2. Step 2: Convert to fraction form
    222,548.08/307,144.92 = 127,032.88/x
  3. Step 3: Cross multiply
    222,548.08x = 307,144.92 × 127,032.88
  4. Step 4: Simplify right side
    222,548.08x = 39,017,503,764.97
  5. Step 5: Solve for x
    x = 39,017,503,764.97/222,548.08
  6. Step 6: Final answer
    x = 175,321.68

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1.5x scale

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.