Home / 150,427.20-207,592.22-82,439.66

Finding the Fourth Proportional to 150,427.20, 207,592.22 and 82,439.66

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Solution

The fourth proportional to 150,427.20, 207,592.22 and 82,439.66 is: 113,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,427.20 : 207,592.22 = 82,439.66 : x
  2. Step 2: Convert to fraction form
    150,427.20/207,592.22 = 82,439.66/x
  3. Step 3: Cross multiply
    150,427.20x = 207,592.22 × 82,439.66
  4. Step 4: Simplify right side
    150,427.20x = 17,113,832,035.45
  5. Step 5: Solve for x
    x = 17,113,832,035.45/150,427.20
  6. Step 6: Final answer
    x = 113,768.20

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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.