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Finding the Fourth Proportional to 226,886.59, 313,091.22 and 124,892.20

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Solution

The fourth proportional to 226,886.59, 313,091.22 and 124,892.20 is: 172,344.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,886.59 : 313,091.22 = 124,892.20 : x
  2. Step 2: Convert to fraction form
    226,886.59/313,091.22 = 124,892.20/x
  3. Step 3: Cross multiply
    226,886.59x = 313,091.22 × 124,892.20
  4. Step 4: Simplify right side
    226,886.59x = 39,102,651,266.48
  5. Step 5: Solve for x
    x = 39,102,651,266.48/226,886.59
  6. Step 6: Final answer
    x = 172,344.48

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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.