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Finding the Fourth Proportional to 80,297.64, 110,807.01 and 43,998.87

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Solution

The fourth proportional to 80,297.64, 110,807.01 and 43,998.87 is: 60,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,297.64 : 110,807.01 = 43,998.87 : x
  2. Step 2: Convert to fraction form
    80,297.64/110,807.01 = 43,998.87/x
  3. Step 3: Cross multiply
    80,297.64x = 110,807.01 × 43,998.87
  4. Step 4: Simplify right side
    80,297.64x = 4,875,383,228.08
  5. Step 5: Solve for x
    x = 4,875,383,228.08/80,297.64
  6. Step 6: Final answer
    x = 60,716.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.