Home / 80,340.48-120,551.04-33,592.32

Finding the Fourth Proportional to 80,340.48, 120,551.04 and 33,592.32

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Solution

The fourth proportional to 80,340.48, 120,551.04 and 33,592.32 is: 50,405.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,340.48 : 120,551.04 = 33,592.32 : x
  2. Step 2: Convert to fraction form
    80,340.48/120,551.04 = 33,592.32/x
  3. Step 3: Cross multiply
    80,340.48x = 120,551.04 × 33,592.32
  4. Step 4: Simplify right side
    80,340.48x = 4,049,589,112.01
  5. Step 5: Solve for x
    x = 4,049,589,112.01/80,340.48
  6. Step 6: Final answer
    x = 50,405.34

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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.