Home / 311,550.29-467,125.79-131,586.95

Finding the Fourth Proportional to 311,550.29, 467,125.79 and 131,586.95

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Solution

The fourth proportional to 311,550.29, 467,125.79 and 131,586.95 is: 197,296.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,550.29 : 467,125.79 = 131,586.95 : x
  2. Step 2: Convert to fraction form
    311,550.29/467,125.79 = 131,586.95/x
  3. Step 3: Cross multiply
    311,550.29x = 467,125.79 × 131,586.95
  4. Step 4: Simplify right side
    311,550.29x = 61,467,658,482.32
  5. Step 5: Solve for x
    x = 61,467,658,482.32/311,550.29
  6. Step 6: Final answer
    x = 197,296.11

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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.