Home / 150,165.77-207,226.82-82,181.52

Finding the Fourth Proportional to 150,165.77, 207,226.82 and 82,181.52

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Solution

The fourth proportional to 150,165.77, 207,226.82 and 82,181.52 is: 113,409.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,165.77 : 207,226.82 = 82,181.52 : x
  2. Step 2: Convert to fraction form
    150,165.77/207,226.82 = 82,181.52/x
  3. Step 3: Cross multiply
    150,165.77x = 207,226.82 × 82,181.52
  4. Step 4: Simplify right side
    150,165.77x = 17,030,215,257.82
  5. Step 5: Solve for x
    x = 17,030,215,257.82/150,165.77
  6. Step 6: Final answer
    x = 113,409.44

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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.