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Finding the Fourth Proportional to 225,217.29, 337,878.48 and 65,296.56

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Solution

The fourth proportional to 225,217.29, 337,878.48 and 65,296.56 is: 97,960.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,217.29 : 337,878.48 = 65,296.56 : x
  2. Step 2: Convert to fraction form
    225,217.29/337,878.48 = 65,296.56/x
  3. Step 3: Cross multiply
    225,217.29x = 337,878.48 × 65,296.56
  4. Step 4: Simplify right side
    225,217.29x = 22,062,302,442.03
  5. Step 5: Solve for x
    x = 22,062,302,442.03/225,217.29
  6. Step 6: Final answer
    x = 97,960.07

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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.