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Finding the Fourth Proportional to 180,998.23, 248,891.82 and 157,083.39

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Solution

The fourth proportional to 180,998.23, 248,891.82 and 157,083.39 is: 216,006.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,998.23 : 248,891.82 = 157,083.39 : x
  2. Step 2: Convert to fraction form
    180,998.23/248,891.82 = 157,083.39/x
  3. Step 3: Cross multiply
    180,998.23x = 248,891.82 × 157,083.39
  4. Step 4: Simplify right side
    180,998.23x = 39,096,769,977.12
  5. Step 5: Solve for x
    x = 39,096,769,977.12/180,998.23
  6. Step 6: Final answer
    x = 216,006.37

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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.