Home / 150,249.81-207,338.34-82,265.55

Finding the Fourth Proportional to 150,249.81, 207,338.34 and 82,265.55

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Solution

The fourth proportional to 150,249.81, 207,338.34 and 82,265.55 is: 113,522.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,249.81 : 207,338.34 = 82,265.55 : x
  2. Step 2: Convert to fraction form
    150,249.81/207,338.34 = 82,265.55/x
  3. Step 3: Cross multiply
    150,249.81x = 207,338.34 × 82,265.55
  4. Step 4: Simplify right side
    150,249.81x = 17,056,802,576.19
  5. Step 5: Solve for x
    x = 17,056,802,576.19/150,249.81
  6. Step 6: Final answer
    x = 113,522.96

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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.