Home / 221,731.96-332,511.66-71,936.02

Finding the Fourth Proportional to 221,731.96, 332,511.66 and 71,936.02

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Solution

The fourth proportional to 221,731.96, 332,511.66 and 71,936.02 is: 107,876.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,731.96 : 332,511.66 = 71,936.02 : x
  2. Step 2: Convert to fraction form
    221,731.96/332,511.66 = 71,936.02/x
  3. Step 3: Cross multiply
    221,731.96x = 332,511.66 × 71,936.02
  4. Step 4: Simplify right side
    221,731.96x = 23,919,565,423.99
  5. Step 5: Solve for x
    x = 23,919,565,423.99/221,731.96
  6. Step 6: Final answer
    x = 107,876.04

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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.