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Finding the Fourth Proportional to 237,076.67, 327,165.60 and 129,646.67

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Solution

The fourth proportional to 237,076.67, 327,165.60 and 129,646.67 is: 178,912.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,076.67 : 327,165.60 = 129,646.67 : x
  2. Step 2: Convert to fraction form
    237,076.67/327,165.60 = 129,646.67/x
  3. Step 3: Cross multiply
    237,076.67x = 327,165.60 × 129,646.67
  4. Step 4: Simplify right side
    237,076.67x = 42,415,928,942.72
  5. Step 5: Solve for x
    x = 42,415,928,942.72/237,076.67
  6. Step 6: Final answer
    x = 178,912.29

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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.