Home / 150,229.21-207,316.35-82,250.50

Finding the Fourth Proportional to 150,229.21, 207,316.35 and 82,250.50

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Solution

The fourth proportional to 150,229.21, 207,316.35 and 82,250.50 is: 113,505.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,229.21 : 207,316.35 = 82,250.50 : x
  2. Step 2: Convert to fraction form
    150,229.21/207,316.35 = 82,250.50/x
  3. Step 3: Cross multiply
    150,229.21x = 207,316.35 × 82,250.50
  4. Step 4: Simplify right side
    150,229.21x = 17,051,872,964.35
  5. Step 5: Solve for x
    x = 17,051,872,964.35/150,229.21
  6. Step 6: Final answer
    x = 113,505.71

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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.