Home / 49,379.62-68,133-29,226.46

Finding the Fourth Proportional to 49,379.62, 68,133 and 29,226.46

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Solution

The fourth proportional to 49,379.62, 68,133 and 29,226.46 is: 40,326.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,379.62 : 68,133 = 29,226.46 : x
  2. Step 2: Convert to fraction form
    49,379.62/68,133 = 29,226.46/x
  3. Step 3: Cross multiply
    49,379.62x = 68,133 × 29,226.46
  4. Step 4: Simplify right side
    49,379.62x = 1,991,286,399.18
  5. Step 5: Solve for x
    x = 1,991,286,399.18/49,379.62
  6. Step 6: Final answer
    x = 40,326.08

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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.