Home / 73,384.20-110,003.40-33,872.40

Finding the Fourth Proportional to 73,384.20, 110,003.40 and 33,872.40

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Solution

The fourth proportional to 73,384.20, 110,003.40 and 33,872.40 is: 50,774.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,384.20 : 110,003.40 = 33,872.40 : x
  2. Step 2: Convert to fraction form
    73,384.20/110,003.40 = 33,872.40/x
  3. Step 3: Cross multiply
    73,384.20x = 110,003.40 × 33,872.40
  4. Step 4: Simplify right side
    73,384.20x = 3,726,079,166.16
  5. Step 5: Solve for x
    x = 3,726,079,166.16/73,384.20
  6. Step 6: Final answer
    x = 50,774.95

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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.