Home / 146,620.90-202,331.32-82,960.08

Finding the Fourth Proportional to 146,620.90, 202,331.32 and 82,960.08

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Solution

The fourth proportional to 146,620.90, 202,331.32 and 82,960.08 is: 114,481.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,620.90 : 202,331.32 = 82,960.08 : x
  2. Step 2: Convert to fraction form
    146,620.90/202,331.32 = 82,960.08/x
  3. Step 3: Cross multiply
    146,620.90x = 202,331.32 × 82,960.08
  4. Step 4: Simplify right side
    146,620.90x = 16,785,422,493.71
  5. Step 5: Solve for x
    x = 16,785,422,493.71/146,620.90
  6. Step 6: Final answer
    x = 114,481.79

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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.