Home / 73,204.20-109,592.46-66,200.34

Finding the Fourth Proportional to 73,204.20, 109,592.46 and 66,200.34

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Solution

The fourth proportional to 73,204.20, 109,592.46 and 66,200.34 is: 99,107.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,204.20 : 109,592.46 = 66,200.34 : x
  2. Step 2: Convert to fraction form
    73,204.20/109,592.46 = 66,200.34/x
  3. Step 3: Cross multiply
    73,204.20x = 109,592.46 × 66,200.34
  4. Step 4: Simplify right side
    73,204.20x = 7,255,058,113.44
  5. Step 5: Solve for x
    x = 7,255,058,113.44/73,204.20
  6. Step 6: Final answer
    x = 99,107.13

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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.