Home / 150,364.45-207,493.22-82,381.33

Finding the Fourth Proportional to 150,364.45, 207,493.22 and 82,381.33

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Solution

The fourth proportional to 150,364.45, 207,493.22 and 82,381.33 is: 113,680.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,364.45 : 207,493.22 = 82,381.33 : x
  2. Step 2: Convert to fraction form
    150,364.45/207,493.22 = 82,381.33/x
  3. Step 3: Cross multiply
    150,364.45x = 207,493.22 × 82,381.33
  4. Step 4: Simplify right side
    150,364.45x = 17,093,567,079.63
  5. Step 5: Solve for x
    x = 17,093,567,079.63/150,364.45
  6. Step 6: Final answer
    x = 113,680.91

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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.