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Finding the Fourth Proportional to 225,941.00, 338,674.97 and 76,129.52

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Solution

The fourth proportional to 225,941.00, 338,674.97 and 76,129.52 is: 114,114.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,941.00 : 338,674.97 = 76,129.52 : x
  2. Step 2: Convert to fraction form
    225,941.00/338,674.97 = 76,129.52/x
  3. Step 3: Cross multiply
    225,941.00x = 338,674.97 × 76,129.52
  4. Step 4: Simplify right side
    225,941.00x = 25,783,161,399.06
  5. Step 5: Solve for x
    x = 25,783,161,399.06/225,941.00
  6. Step 6: Final answer
    x = 114,114.58

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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.