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Finding the Fourth Proportional to 173,635.82, 259,743.21 and 131,200.46

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Solution

The fourth proportional to 173,635.82, 259,743.21 and 131,200.46 is: 196,263.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,635.82 : 259,743.21 = 131,200.46 : x
  2. Step 2: Convert to fraction form
    173,635.82/259,743.21 = 131,200.46/x
  3. Step 3: Cross multiply
    173,635.82x = 259,743.21 × 131,200.46
  4. Step 4: Simplify right side
    173,635.82x = 34,078,428,633.88
  5. Step 5: Solve for x
    x = 34,078,428,633.88/173,635.82
  6. Step 6: Final answer
    x = 196,263.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.