Home / 110,871.28-166,286.94-31,966.12

Finding the Fourth Proportional to 110,871.28, 166,286.94 and 31,966.12

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Solution

The fourth proportional to 110,871.28, 166,286.94 and 31,966.12 is: 47,943.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,871.28 : 166,286.94 = 31,966.12 : x
  2. Step 2: Convert to fraction form
    110,871.28/166,286.94 = 31,966.12/x
  3. Step 3: Cross multiply
    110,871.28x = 166,286.94 × 31,966.12
  4. Step 4: Simplify right side
    110,871.28x = 5,315,548,278.47
  5. Step 5: Solve for x
    x = 5,315,548,278.47/110,871.28
  6. Step 6: Final answer
    x = 47,943.42

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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.