Home / 259,082.04-388,456.12-109,282.26

Finding the Fourth Proportional to 259,082.04, 388,456.12 and 109,282.26

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Solution

The fourth proportional to 259,082.04, 388,456.12 and 109,282.26 is: 163,852.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,082.04 : 388,456.12 = 109,282.26 : x
  2. Step 2: Convert to fraction form
    259,082.04/388,456.12 = 109,282.26/x
  3. Step 3: Cross multiply
    259,082.04x = 388,456.12 × 109,282.26
  4. Step 4: Simplify right side
    259,082.04x = 42,451,362,704.43
  5. Step 5: Solve for x
    x = 42,451,362,704.43/259,082.04
  6. Step 6: Final answer
    x = 163,852.97

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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.