Home / 150,578.78-207,799.77-82,596.24

Finding the Fourth Proportional to 150,578.78, 207,799.77 and 82,596.24

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Solution

The fourth proportional to 150,578.78, 207,799.77 and 82,596.24 is: 113,983.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,578.78 : 207,799.77 = 82,596.24 : x
  2. Step 2: Convert to fraction form
    150,578.78/207,799.77 = 82,596.24/x
  3. Step 3: Cross multiply
    150,578.78x = 207,799.77 × 82,596.24
  4. Step 4: Simplify right side
    150,578.78x = 17,163,479,674.86
  5. Step 5: Solve for x
    x = 17,163,479,674.86/150,578.78
  6. Step 6: Final answer
    x = 113,983.39

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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.