Home / 167,721.46-251,583.57-61,181.76

Finding the Fourth Proportional to 167,721.46, 251,583.57 and 61,181.76

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Solution

The fourth proportional to 167,721.46, 251,583.57 and 61,181.76 is: 91,773.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,721.46 : 251,583.57 = 61,181.76 : x
  2. Step 2: Convert to fraction form
    167,721.46/251,583.57 = 61,181.76/x
  3. Step 3: Cross multiply
    167,721.46x = 251,583.57 × 61,181.76
  4. Step 4: Simplify right side
    167,721.46x = 15,392,324,420.39
  5. Step 5: Solve for x
    x = 15,392,324,420.39/167,721.46
  6. Step 6: Final answer
    x = 91,773.14

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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.