Home / 192,908.10-266,212.92-108,025.80

Finding the Fourth Proportional to 192,908.10, 266,212.92 and 108,025.80

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Solution

The fourth proportional to 192,908.10, 266,212.92 and 108,025.80 is: 149,075.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,908.10 : 266,212.92 = 108,025.80 : x
  2. Step 2: Convert to fraction form
    192,908.10/266,212.92 = 108,025.80/x
  3. Step 3: Cross multiply
    192,908.10x = 266,212.92 × 108,025.80
  4. Step 4: Simplify right side
    192,908.10x = 28,757,863,653.34
  5. Step 5: Solve for x
    x = 28,757,863,653.34/192,908.10
  6. Step 6: Final answer
    x = 149,075.46

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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.