Home / 149,280.24-205,997.34-82,212.24

Finding the Fourth Proportional to 149,280.24, 205,997.34 and 82,212.24

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Solution

The fourth proportional to 149,280.24, 205,997.34 and 82,212.24 is: 113,447.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,280.24 : 205,997.34 = 82,212.24 : x
  2. Step 2: Convert to fraction form
    149,280.24/205,997.34 = 82,212.24/x
  3. Step 3: Cross multiply
    149,280.24x = 205,997.34 × 82,212.24
  4. Step 4: Simplify right side
    149,280.24x = 16,935,502,755.44
  5. Step 5: Solve for x
    x = 16,935,502,755.44/149,280.24
  6. Step 6: Final answer
    x = 113,447.72

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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.