Home / 179,943.88-248,089.62-123,253.96

Finding the Fourth Proportional to 179,943.88, 248,089.62 and 123,253.96

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Solution

The fourth proportional to 179,943.88, 248,089.62 and 123,253.96 is: 169,930.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,943.88 : 248,089.62 = 123,253.96 : x
  2. Step 2: Convert to fraction form
    179,943.88/248,089.62 = 123,253.96/x
  3. Step 3: Cross multiply
    179,943.88x = 248,089.62 × 123,253.96
  4. Step 4: Simplify right side
    179,943.88x = 30,578,028,099.90
  5. Step 5: Solve for x
    x = 30,578,028,099.90/179,943.88
  6. Step 6: Final answer
    x = 169,930.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.