Home / 146,284.38-201,872.34-79,216.38

Finding the Fourth Proportional to 146,284.38, 201,872.34 and 79,216.38

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Solution

The fourth proportional to 146,284.38, 201,872.34 and 79,216.38 is: 109,318.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,284.38 : 201,872.34 = 79,216.38 : x
  2. Step 2: Convert to fraction form
    146,284.38/201,872.34 = 79,216.38/x
  3. Step 3: Cross multiply
    146,284.38x = 201,872.34 × 79,216.38
  4. Step 4: Simplify right side
    146,284.38x = 15,991,595,996.93
  5. Step 5: Solve for x
    x = 15,991,595,996.93/146,284.38
  6. Step 6: Final answer
    x = 109,318.55

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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.