Home / 224,042.33-309,166.20-127,243.79

Finding the Fourth Proportional to 224,042.33, 309,166.20 and 127,243.79

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Solution

The fourth proportional to 224,042.33, 309,166.20 and 127,243.79 is: 175,589.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,042.33 : 309,166.20 = 127,243.79 : x
  2. Step 2: Convert to fraction form
    224,042.33/309,166.20 = 127,243.79/x
  3. Step 3: Cross multiply
    224,042.33x = 309,166.20 × 127,243.79
  4. Step 4: Simplify right side
    224,042.33x = 39,339,478,641.44
  5. Step 5: Solve for x
    x = 39,339,478,641.44/224,042.33
  6. Step 6: Final answer
    x = 175,589.49

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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.