Home / 150,657.30-207,906.51-82,675.42

Finding the Fourth Proportional to 150,657.30, 207,906.51 and 82,675.42

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Solution

The fourth proportional to 150,657.30, 207,906.51 and 82,675.42 is: 114,091.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,657.30 : 207,906.51 = 82,675.42 : x
  2. Step 2: Convert to fraction form
    150,657.30/207,906.51 = 82,675.42/x
  3. Step 3: Cross multiply
    150,657.30x = 207,906.51 × 82,675.42
  4. Step 4: Simplify right side
    150,657.30x = 17,188,758,034.98
  5. Step 5: Solve for x
    x = 17,188,758,034.98/150,657.30
  6. Step 6: Final answer
    x = 114,091.77

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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.