Home / 73,616.44-110,432.32-20,308.42

Finding the Fourth Proportional to 73,616.44, 110,432.32 and 20,308.42

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Solution

The fourth proportional to 73,616.44, 110,432.32 and 20,308.42 is: 30,464.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,616.44 : 110,432.32 = 20,308.42 : x
  2. Step 2: Convert to fraction form
    73,616.44/110,432.32 = 20,308.42/x
  3. Step 3: Cross multiply
    73,616.44x = 110,432.32 × 20,308.42
  4. Step 4: Simplify right side
    73,616.44x = 2,242,705,936.13
  5. Step 5: Solve for x
    x = 2,242,705,936.13/73,616.44
  6. Step 6: Final answer
    x = 30,464.75

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1.5x scale

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.