Home / 146,451.88-202,112.31-82,795.60

Finding the Fourth Proportional to 146,451.88, 202,112.31 and 82,795.60

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Solution

The fourth proportional to 146,451.88, 202,112.31 and 82,795.60 is: 114,262.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,451.88 : 202,112.31 = 82,795.60 : x
  2. Step 2: Convert to fraction form
    146,451.88/202,112.31 = 82,795.60/x
  3. Step 3: Cross multiply
    146,451.88x = 202,112.31 × 82,795.60
  4. Step 4: Simplify right side
    146,451.88x = 16,734,009,973.84
  5. Step 5: Solve for x
    x = 16,734,009,973.84/146,451.88
  6. Step 6: Final answer
    x = 114,262.86

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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.