Home / 146,653.92-202,385.43-82,991.70

Finding the Fourth Proportional to 146,653.92, 202,385.43 and 82,991.70

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Solution

The fourth proportional to 146,653.92, 202,385.43 and 82,991.70 is: 114,530.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,653.92 : 202,385.43 = 82,991.70 : x
  2. Step 2: Convert to fraction form
    146,653.92/202,385.43 = 82,991.70/x
  3. Step 3: Cross multiply
    146,653.92x = 202,385.43 × 82,991.70
  4. Step 4: Simplify right side
    146,653.92x = 16,796,310,890.93
  5. Step 5: Solve for x
    x = 16,796,310,890.93/146,653.92
  6. Step 6: Final answer
    x = 114,530.26

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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.