Home / 180,999.30-271,604.79-75,809.46

Finding the Fourth Proportional to 180,999.30, 271,604.79 and 75,809.46

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Solution

The fourth proportional to 180,999.30, 271,604.79 and 75,809.46 is: 113,758.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,999.30 : 271,604.79 = 75,809.46 : x
  2. Step 2: Convert to fraction form
    180,999.30/271,604.79 = 75,809.46/x
  3. Step 3: Cross multiply
    180,999.30x = 271,604.79 × 75,809.46
  4. Step 4: Simplify right side
    180,999.30x = 20,590,212,463.31
  5. Step 5: Solve for x
    x = 20,590,212,463.31/180,999.30
  6. Step 6: Final answer
    x = 113,758.52

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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.