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Finding the Fourth Proportional to 237,883.59, 356,721.71 and 80,069.67

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Solution

The fourth proportional to 237,883.59, 356,721.71 and 80,069.67 is: 120,069.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,883.59 : 356,721.71 = 80,069.67 : x
  2. Step 2: Convert to fraction form
    237,883.59/356,721.71 = 80,069.67/x
  3. Step 3: Cross multiply
    237,883.59x = 356,721.71 × 80,069.67
  4. Step 4: Simplify right side
    237,883.59x = 28,562,589,201.19
  5. Step 5: Solve for x
    x = 28,562,589,201.19/237,883.59
  6. Step 6: Final answer
    x = 120,069.61

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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.