Home / 180,998.80-271,604.04-75,808.96

Finding the Fourth Proportional to 180,998.80, 271,604.04 and 75,808.96

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Solution

The fourth proportional to 180,998.80, 271,604.04 and 75,808.96 is: 113,757.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,998.80 : 271,604.04 = 75,808.96 : x
  2. Step 2: Convert to fraction form
    180,998.80/271,604.04 = 75,808.96/x
  3. Step 3: Cross multiply
    180,998.80x = 271,604.04 × 75,808.96
  4. Step 4: Simplify right side
    180,998.80x = 20,590,019,804.20
  5. Step 5: Solve for x
    x = 20,590,019,804.20/180,998.80
  6. Step 6: Final answer
    x = 113,757.77

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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.