Home / 224,440.78-309,734.70-123,845.26

Finding the Fourth Proportional to 224,440.78, 309,734.70 and 123,845.26

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Solution

The fourth proportional to 224,440.78, 309,734.70 and 123,845.26 is: 170,910.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,440.78 : 309,734.70 = 123,845.26 : x
  2. Step 2: Convert to fraction form
    224,440.78/309,734.70 = 123,845.26/x
  3. Step 3: Cross multiply
    224,440.78x = 309,734.70 × 123,845.26
  4. Step 4: Simplify right side
    224,440.78x = 38,359,174,452.52
  5. Step 5: Solve for x
    x = 38,359,174,452.52/224,440.78
  6. Step 6: Final answer
    x = 170,910.00

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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.