Home / 150,353.35-207,493.85-82,376.22

Finding the Fourth Proportional to 150,353.35, 207,493.85 and 82,376.22

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Solution

The fourth proportional to 150,353.35, 207,493.85 and 82,376.22 is: 113,682.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,353.35 : 207,493.85 = 82,376.22 : x
  2. Step 2: Convert to fraction form
    150,353.35/207,493.85 = 82,376.22/x
  3. Step 3: Cross multiply
    150,353.35x = 207,493.85 × 82,376.22
  4. Step 4: Simplify right side
    150,353.35x = 17,092,560,020.29
  5. Step 5: Solve for x
    x = 17,092,560,020.29/150,353.35
  6. Step 6: Final answer
    x = 113,682.60

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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.