Home / 224,169.48-309,351.86-122,194.94

Finding the Fourth Proportional to 224,169.48, 309,351.86 and 122,194.94

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Solution

The fourth proportional to 224,169.48, 309,351.86 and 122,194.94 is: 168,627.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,169.48 : 309,351.86 = 122,194.94 : x
  2. Step 2: Convert to fraction form
    224,169.48/309,351.86 = 122,194.94/x
  3. Step 3: Cross multiply
    224,169.48x = 309,351.86 × 122,194.94
  4. Step 4: Simplify right side
    224,169.48x = 37,801,230,272.09
  5. Step 5: Solve for x
    x = 37,801,230,272.09/224,169.48
  6. Step 6: Final answer
    x = 168,627.91

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1.5x scale

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.