Home / 226,918.16-313,144.46-124,941.54

Finding the Fourth Proportional to 226,918.16, 313,144.46 and 124,941.54

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Solution

The fourth proportional to 226,918.16, 313,144.46 and 124,941.54 is: 172,417.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,918.16 : 313,144.46 = 124,941.54 : x
  2. Step 2: Convert to fraction form
    226,918.16/313,144.46 = 124,941.54/x
  3. Step 3: Cross multiply
    226,918.16x = 313,144.46 × 124,941.54
  4. Step 4: Simplify right side
    226,918.16x = 39,124,751,074.87
  5. Step 5: Solve for x
    x = 39,124,751,074.87/226,918.16
  6. Step 6: Final answer
    x = 172,417.89

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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.