Home / 131,618.16-197,427.24-61,546.68

Finding the Fourth Proportional to 131,618.16, 197,427.24 and 61,546.68

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Solution

The fourth proportional to 131,618.16, 197,427.24 and 61,546.68 is: 92,320.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,618.16 : 197,427.24 = 61,546.68 : x
  2. Step 2: Convert to fraction form
    131,618.16/197,427.24 = 61,546.68/x
  3. Step 3: Cross multiply
    131,618.16x = 197,427.24 × 61,546.68
  4. Step 4: Simplify right side
    131,618.16x = 12,150,991,163.56
  5. Step 5: Solve for x
    x = 12,150,991,163.56/131,618.16
  6. Step 6: Final answer
    x = 92,320.02

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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.