Home / 131,171.14-196,775.04-64,611.82

Finding the Fourth Proportional to 131,171.14, 196,775.04 and 64,611.82

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Solution

The fourth proportional to 131,171.14, 196,775.04 and 64,611.82 is: 96,926.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,171.14 : 196,775.04 = 64,611.82 : x
  2. Step 2: Convert to fraction form
    131,171.14/196,775.04 = 64,611.82/x
  3. Step 3: Cross multiply
    131,171.14x = 196,775.04 × 64,611.82
  4. Step 4: Simplify right side
    131,171.14x = 12,713,993,464.97
  5. Step 5: Solve for x
    x = 12,713,993,464.97/131,171.14
  6. Step 6: Final answer
    x = 96,926.76

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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.