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Finding the Fourth Proportional to 224,445.82, 336,792.66 and 91,419.73

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Solution

The fourth proportional to 224,445.82, 336,792.66 and 91,419.73 is: 137,180.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,445.82 : 336,792.66 = 91,419.73 : x
  2. Step 2: Convert to fraction form
    224,445.82/336,792.66 = 91,419.73/x
  3. Step 3: Cross multiply
    224,445.82x = 336,792.66 × 91,419.73
  4. Step 4: Simplify right side
    224,445.82x = 30,789,494,043.18
  5. Step 5: Solve for x
    x = 30,789,494,043.18/224,445.82
  6. Step 6: Final answer
    x = 137,180.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.