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Finding the Fourth Proportional to 224,357.85, 336,527.46 and 91,233

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Solution

The fourth proportional to 224,357.85, 336,527.46 and 91,233 is: 136,845.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,357.85 : 336,527.46 = 91,233 : x
  2. Step 2: Convert to fraction form
    224,357.85/336,527.46 = 91,233/x
  3. Step 3: Cross multiply
    224,357.85x = 336,527.46 × 91,233
  4. Step 4: Simplify right side
    224,357.85x = 30,702,409,758.18
  5. Step 5: Solve for x
    x = 30,702,409,758.18/224,357.85
  6. Step 6: Final answer
    x = 136,845.71

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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.