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Finding the Fourth Proportional to 226,892.34, 313,099.25 and 124,897.95

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Solution

The fourth proportional to 226,892.34, 313,099.25 and 124,897.95 is: 172,352.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,892.34 : 313,099.25 = 124,897.95 : x
  2. Step 2: Convert to fraction form
    226,892.34/313,099.25 = 124,897.95/x
  3. Step 3: Cross multiply
    226,892.34x = 313,099.25 × 124,897.95
  4. Step 4: Simplify right side
    226,892.34x = 39,105,453,847.05
  5. Step 5: Solve for x
    x = 39,105,453,847.05/226,892.34
  6. Step 6: Final answer
    x = 172,352.46

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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.