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Finding the Fourth Proportional to 224,608.20, 309,847.46 and 133,900.26

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Solution

The fourth proportional to 224,608.20, 309,847.46 and 133,900.26 is: 184,715.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,608.20 : 309,847.46 = 133,900.26 : x
  2. Step 2: Convert to fraction form
    224,608.20/309,847.46 = 133,900.26/x
  3. Step 3: Cross multiply
    224,608.20x = 309,847.46 × 133,900.26
  4. Step 4: Simplify right side
    224,608.20x = 41,488,655,454.34
  5. Step 5: Solve for x
    x = 41,488,655,454.34/224,608.20
  6. Step 6: Final answer
    x = 184,715.68

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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.