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Finding the Fourth Proportional to 146,394.24, 202,022.37 and 79,326.24

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Solution

The fourth proportional to 146,394.24, 202,022.37 and 79,326.24 is: 109,469.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,394.24 : 202,022.37 = 79,326.24 : x
  2. Step 2: Convert to fraction form
    146,394.24/202,022.37 = 79,326.24/x
  3. Step 3: Cross multiply
    146,394.24x = 202,022.37 × 79,326.24
  4. Step 4: Simplify right side
    146,394.24x = 16,025,675,007.99
  5. Step 5: Solve for x
    x = 16,025,675,007.99/146,394.24
  6. Step 6: Final answer
    x = 109,469.30

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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.