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Finding the Fourth Proportional to 224,580.78, 309,892.06 and 133,947.39

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Solution

The fourth proportional to 224,580.78, 309,892.06 and 133,947.39 is: 184,829.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,580.78 : 309,892.06 = 133,947.39 : x
  2. Step 2: Convert to fraction form
    224,580.78/309,892.06 = 133,947.39/x
  3. Step 3: Cross multiply
    224,580.78x = 309,892.06 × 133,947.39
  4. Step 4: Simplify right side
    224,580.78x = 41,509,232,618.72
  5. Step 5: Solve for x
    x = 41,509,232,618.72/224,580.78
  6. Step 6: Final answer
    x = 184,829.85

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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.