Home / 150,092.32-207,129.04-82,107.84

Finding the Fourth Proportional to 150,092.32, 207,129.04 and 82,107.84

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Solution

The fourth proportional to 150,092.32, 207,129.04 and 82,107.84 is: 113,309.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,092.32 : 207,129.04 = 82,107.84 : x
  2. Step 2: Convert to fraction form
    150,092.32/207,129.04 = 82,107.84/x
  3. Step 3: Cross multiply
    150,092.32x = 207,129.04 × 82,107.84
  4. Step 4: Simplify right side
    150,092.32x = 17,006,917,093.67
  5. Step 5: Solve for x
    x = 17,006,917,093.67/150,092.32
  6. Step 6: Final answer
    x = 113,309.71

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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.