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Finding the Fourth Proportional to 226,844, 313,044.90 and 131,355.80

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Solution

The fourth proportional to 226,844, 313,044.90 and 131,355.80 is: 181,271.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,844 : 313,044.90 = 131,355.80 : x
  2. Step 2: Convert to fraction form
    226,844/313,044.90 = 131,355.80/x
  3. Step 3: Cross multiply
    226,844x = 313,044.90 × 131,355.80
  4. Step 4: Simplify right side
    226,844x = 41,120,263,275.42
  5. Step 5: Solve for x
    x = 41,120,263,275.42/226,844
  6. Step 6: Final answer
    x = 181,271.11

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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.