Home / 226,785.10-339,940.32-84,573.17

Finding the Fourth Proportional to 226,785.10, 339,940.32 and 84,573.17

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Solution

The fourth proportional to 226,785.10, 339,940.32 and 84,573.17 is: 126,771.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,785.10 : 339,940.32 = 84,573.17 : x
  2. Step 2: Convert to fraction form
    226,785.10/339,940.32 = 84,573.17/x
  3. Step 3: Cross multiply
    226,785.10x = 339,940.32 × 84,573.17
  4. Step 4: Simplify right side
    226,785.10x = 28,749,830,473.21
  5. Step 5: Solve for x
    x = 28,749,830,473.21/226,785.10
  6. Step 6: Final answer
    x = 126,771.25

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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.