Home / 236,711.32-355,070.22-68,234.56

Finding the Fourth Proportional to 236,711.32, 355,070.22 and 68,234.56

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Solution

The fourth proportional to 236,711.32, 355,070.22 and 68,234.56 is: 102,352.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,711.32 : 355,070.22 = 68,234.56 : x
  2. Step 2: Convert to fraction form
    236,711.32/355,070.22 = 68,234.56/x
  3. Step 3: Cross multiply
    236,711.32x = 355,070.22 × 68,234.56
  4. Step 4: Simplify right side
    236,711.32x = 24,228,060,230.80
  5. Step 5: Solve for x
    x = 24,228,060,230.80/236,711.32
  6. Step 6: Final answer
    x = 102,352.77

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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.