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Finding the Fourth Proportional to 131,697.63, 197,551.97 and 41,738.38

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Solution

The fourth proportional to 131,697.63, 197,551.97 and 41,738.38 is: 62,609.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,697.63 : 197,551.97 = 41,738.38 : x
  2. Step 2: Convert to fraction form
    131,697.63/197,551.97 = 41,738.38/x
  3. Step 3: Cross multiply
    131,697.63x = 197,551.97 × 41,738.38
  4. Step 4: Simplify right side
    131,697.63x = 8,245,499,193.61
  5. Step 5: Solve for x
    x = 8,245,499,193.61/131,697.63
  6. Step 6: Final answer
    x = 62,609.32

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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.