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Finding the Fourth Proportional to 133,650.57, 200,475.03 and 54,764.67

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Solution

The fourth proportional to 133,650.57, 200,475.03 and 54,764.67 is: 82,146.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,650.57 : 200,475.03 = 54,764.67 : x
  2. Step 2: Convert to fraction form
    133,650.57/200,475.03 = 54,764.67/x
  3. Step 3: Cross multiply
    133,650.57x = 200,475.03 × 54,764.67
  4. Step 4: Simplify right side
    133,650.57x = 10,978,948,861.19
  5. Step 5: Solve for x
    x = 10,978,948,861.19/133,650.57
  6. Step 6: Final answer
    x = 82,146.67

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1.5x scale

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.