Home / 109,864.64-164,796.92-39,727.56

Finding the Fourth Proportional to 109,864.64, 164,796.92 and 39,727.56

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Solution

The fourth proportional to 109,864.64, 164,796.92 and 39,727.56 is: 59,591.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,864.64 : 164,796.92 = 39,727.56 : x
  2. Step 2: Convert to fraction form
    109,864.64/164,796.92 = 39,727.56/x
  3. Step 3: Cross multiply
    109,864.64x = 164,796.92 × 39,727.56
  4. Step 4: Simplify right side
    109,864.64x = 6,546,979,527.12
  5. Step 5: Solve for x
    x = 6,546,979,527.12/109,864.64
  6. Step 6: Final answer
    x = 59,591.33

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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.