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Finding the Fourth Proportional to 226,930.59, 313,161.66 and 124,954.02

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Solution

The fourth proportional to 226,930.59, 313,161.66 and 124,954.02 is: 172,435.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,930.59 : 313,161.66 = 124,954.02 : x
  2. Step 2: Convert to fraction form
    226,930.59/313,161.66 = 124,954.02/x
  3. Step 3: Cross multiply
    226,930.59x = 313,161.66 × 124,954.02
  4. Step 4: Simplify right side
    226,930.59x = 39,130,808,326.87
  5. Step 5: Solve for x
    x = 39,130,808,326.87/226,930.59
  6. Step 6: Final answer
    x = 172,435.14

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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.