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Finding the Fourth Proportional to 226,317.71, 339,477 and 84,194.15

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Solution

The fourth proportional to 226,317.71, 339,477 and 84,194.15 is: 126,291.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,317.71 : 339,477 = 84,194.15 : x
  2. Step 2: Convert to fraction form
    226,317.71/339,477 = 84,194.15/x
  3. Step 3: Cross multiply
    226,317.71x = 339,477 × 84,194.15
  4. Step 4: Simplify right side
    226,317.71x = 28,581,975,762.17
  5. Step 5: Solve for x
    x = 28,581,975,762.17/226,317.71
  6. Step 6: Final answer
    x = 126,291.38

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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.