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Finding the Fourth Proportional to 237,608.50, 327,819 and 135,560.65

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Solution

The fourth proportional to 237,608.50, 327,819 and 135,560.65 is: 187,027.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,608.50 : 327,819 = 135,560.65 : x
  2. Step 2: Convert to fraction form
    237,608.50/327,819 = 135,560.65/x
  3. Step 3: Cross multiply
    237,608.50x = 327,819 × 135,560.65
  4. Step 4: Simplify right side
    237,608.50x = 44,439,356,722.35
  5. Step 5: Solve for x
    x = 44,439,356,722.35/237,608.50
  6. Step 6: Final answer
    x = 187,027.64

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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.