Home / 150,539.27-207,725.09-82,538.34

Finding the Fourth Proportional to 150,539.27, 207,725.09 and 82,538.34

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Solution

The fourth proportional to 150,539.27, 207,725.09 and 82,538.34 is: 113,892.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,539.27 : 207,725.09 = 82,538.34 : x
  2. Step 2: Convert to fraction form
    150,539.27/207,725.09 = 82,538.34/x
  3. Step 3: Cross multiply
    150,539.27x = 207,725.09 × 82,538.34
  4. Step 4: Simplify right side
    150,539.27x = 17,145,284,104.95
  5. Step 5: Solve for x
    x = 17,145,284,104.95/150,539.27
  6. Step 6: Final answer
    x = 113,892.44

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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.