Home / 227,769.90-341,946.45-121,238.70

Finding the Fourth Proportional to 227,769.90, 341,946.45 and 121,238.70

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Solution

The fourth proportional to 227,769.90, 341,946.45 and 121,238.70 is: 182,013.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,769.90 : 341,946.45 = 121,238.70 : x
  2. Step 2: Convert to fraction form
    227,769.90/341,946.45 = 121,238.70/x
  3. Step 3: Cross multiply
    227,769.90x = 341,946.45 × 121,238.70
  4. Step 4: Simplify right side
    227,769.90x = 41,457,143,067.62
  5. Step 5: Solve for x
    x = 41,457,143,067.62/227,769.90
  6. Step 6: Final answer
    x = 182,013.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.