Home / 237,908.10-356,859.72-80,135.49

Finding the Fourth Proportional to 237,908.10, 356,859.72 and 80,135.49

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Solution

The fourth proportional to 237,908.10, 356,859.72 and 80,135.49 is: 120,202.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,908.10 : 356,859.72 = 80,135.49 : x
  2. Step 2: Convert to fraction form
    237,908.10/356,859.72 = 80,135.49/x
  3. Step 3: Cross multiply
    237,908.10x = 356,859.72 × 80,135.49
  4. Step 4: Simplify right side
    237,908.10x = 28,597,128,523.46
  5. Step 5: Solve for x
    x = 28,597,128,523.46/237,908.10
  6. Step 6: Final answer
    x = 120,202.42

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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.