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Finding the Fourth Proportional to 149,613.56, 224,226.38 and 60,763

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Solution

The fourth proportional to 149,613.56, 224,226.38 and 60,763 is: 91,065.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,613.56 : 224,226.38 = 60,763 : x
  2. Step 2: Convert to fraction form
    149,613.56/224,226.38 = 60,763/x
  3. Step 3: Cross multiply
    149,613.56x = 224,226.38 × 60,763
  4. Step 4: Simplify right side
    149,613.56x = 13,624,667,527.94
  5. Step 5: Solve for x
    x = 13,624,667,527.94/149,613.56
  6. Step 6: Final answer
    x = 91,065.73

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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.