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Finding the Fourth Proportional to 325,162.17, 448,723.80 and 181,955.88

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Solution

The fourth proportional to 325,162.17, 448,723.80 and 181,955.88 is: 251,099.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,162.17 : 448,723.80 = 181,955.88 : x
  2. Step 2: Convert to fraction form
    325,162.17/448,723.80 = 181,955.88/x
  3. Step 3: Cross multiply
    325,162.17x = 448,723.80 × 181,955.88
  4. Step 4: Simplify right side
    325,162.17x = 81,647,933,905.94
  5. Step 5: Solve for x
    x = 81,647,933,905.94/325,162.17
  6. Step 6: Final answer
    x = 251,099.12

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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.