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Finding the Fourth Proportional to 150,363.90, 207,493.38 and 82,367.37

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Solution

The fourth proportional to 150,363.90, 207,493.38 and 82,367.37 is: 113,662.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,363.90 : 207,493.38 = 82,367.37 : x
  2. Step 2: Convert to fraction form
    150,363.90/207,493.38 = 82,367.37/x
  3. Step 3: Cross multiply
    150,363.90x = 207,493.38 × 82,367.37
  4. Step 4: Simplify right side
    150,363.90x = 17,090,684,003.01
  5. Step 5: Solve for x
    x = 17,090,684,003.01/150,363.90
  6. Step 6: Final answer
    x = 113,662.15

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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.