Home / 146,376.77-201,997.32-82,713.20

Finding the Fourth Proportional to 146,376.77, 201,997.32 and 82,713.20

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Solution

The fourth proportional to 146,376.77, 201,997.32 and 82,713.20 is: 114,142.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,376.77 : 201,997.32 = 82,713.20 : x
  2. Step 2: Convert to fraction form
    146,376.77/201,997.32 = 82,713.20/x
  3. Step 3: Cross multiply
    146,376.77x = 201,997.32 × 82,713.20
  4. Step 4: Simplify right side
    146,376.77x = 16,707,844,777.33
  5. Step 5: Solve for x
    x = 16,707,844,777.33/146,376.77
  6. Step 6: Final answer
    x = 114,142.73

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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.