Home / 73,543.32-110,176.20-43,467.75

Finding the Fourth Proportional to 73,543.32, 110,176.20 and 43,467.75

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Solution

The fourth proportional to 73,543.32, 110,176.20 and 43,467.75 is: 65,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,543.32 : 110,176.20 = 43,467.75 : x
  2. Step 2: Convert to fraction form
    73,543.32/110,176.20 = 43,467.75/x
  3. Step 3: Cross multiply
    73,543.32x = 110,176.20 × 43,467.75
  4. Step 4: Simplify right side
    73,543.32x = 4,789,111,517.55
  5. Step 5: Solve for x
    x = 4,789,111,517.55/73,543.32
  6. Step 6: Final answer
    x = 65,119.60

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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.