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Finding the Fourth Proportional to 237,313.80, 327,493.17 and 129,883.77

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Solution

The fourth proportional to 237,313.80, 327,493.17 and 129,883.77 is: 179,239.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,313.80 : 327,493.17 = 129,883.77 : x
  2. Step 2: Convert to fraction form
    237,313.80/327,493.17 = 129,883.77/x
  3. Step 3: Cross multiply
    237,313.80x = 327,493.17 × 129,883.77
  4. Step 4: Simplify right side
    237,313.80x = 42,536,047,568.85
  5. Step 5: Solve for x
    x = 42,536,047,568.85/237,313.80
  6. Step 6: Final answer
    x = 179,239.67

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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.