Home / 150,057.84-207,077.36-82,073.12

Finding the Fourth Proportional to 150,057.84, 207,077.36 and 82,073.12

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Solution

The fourth proportional to 150,057.84, 207,077.36 and 82,073.12 is: 113,259.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,057.84 : 207,077.36 = 82,073.12 : x
  2. Step 2: Convert to fraction form
    150,057.84/207,077.36 = 82,073.12/x
  3. Step 3: Cross multiply
    150,057.84x = 207,077.36 × 82,073.12
  4. Step 4: Simplify right side
    150,057.84x = 16,995,485,016.56
  5. Step 5: Solve for x
    x = 16,995,485,016.56/150,057.84
  6. Step 6: Final answer
    x = 113,259.56

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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.