Home / 132,713.04-198,601.84-82,816.64

Finding the Fourth Proportional to 132,713.04, 198,601.84 and 82,816.64

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Solution

The fourth proportional to 132,713.04, 198,601.84 and 82,816.64 is: 123,933.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,713.04 : 198,601.84 = 82,816.64 : x
  2. Step 2: Convert to fraction form
    132,713.04/198,601.84 = 82,816.64/x
  3. Step 3: Cross multiply
    132,713.04x = 198,601.84 × 82,816.64
  4. Step 4: Simplify right side
    132,713.04x = 16,447,537,086.62
  5. Step 5: Solve for x
    x = 16,447,537,086.62/132,713.04
  6. Step 6: Final answer
    x = 123,933.09

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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.