Home / 146,436.12-202,073.94-82,770.12

Finding the Fourth Proportional to 146,436.12, 202,073.94 and 82,770.12

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Solution

The fourth proportional to 146,436.12, 202,073.94 and 82,770.12 is: 114,218.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,436.12 : 202,073.94 = 82,770.12 : x
  2. Step 2: Convert to fraction form
    146,436.12/202,073.94 = 82,770.12/x
  3. Step 3: Cross multiply
    146,436.12x = 202,073.94 × 82,770.12
  4. Step 4: Simplify right side
    146,436.12x = 16,725,684,262.67
  5. Step 5: Solve for x
    x = 16,725,684,262.67/146,436.12
  6. Step 6: Final answer
    x = 114,218.30

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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.