Home / 73,376.10-109,772.55-63,623.70

Finding the Fourth Proportional to 73,376.10, 109,772.55 and 63,623.70

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Solution

The fourth proportional to 73,376.10, 109,772.55 and 63,623.70 is: 95,182.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,376.10 : 109,772.55 = 63,623.70 : x
  2. Step 2: Convert to fraction form
    73,376.10/109,772.55 = 63,623.70/x
  3. Step 3: Cross multiply
    73,376.10x = 109,772.55 × 63,623.70
  4. Step 4: Simplify right side
    73,376.10x = 6,984,135,789.44
  5. Step 5: Solve for x
    x = 6,984,135,789.44/73,376.10
  6. Step 6: Final answer
    x = 95,182.71

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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.