Home / 213,662.28-294,764.82-122,996.52

Finding the Fourth Proportional to 213,662.28, 294,764.82 and 122,996.52

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Solution

The fourth proportional to 213,662.28, 294,764.82 and 122,996.52 is: 169,683.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,662.28 : 294,764.82 = 122,996.52 : x
  2. Step 2: Convert to fraction form
    213,662.28/294,764.82 = 122,996.52/x
  3. Step 3: Cross multiply
    213,662.28x = 294,764.82 × 122,996.52
  4. Step 4: Simplify right side
    213,662.28x = 36,255,047,078.43
  5. Step 5: Solve for x
    x = 36,255,047,078.43/213,662.28
  6. Step 6: Final answer
    x = 169,683.89

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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.