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Finding the Fourth Proportional to 180,998.73, 248,892.51 and 157,083.89

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Solution

The fourth proportional to 180,998.73, 248,892.51 and 157,083.89 is: 216,007.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,998.73 : 248,892.51 = 157,083.89 : x
  2. Step 2: Convert to fraction form
    180,998.73/248,892.51 = 157,083.89/x
  3. Step 3: Cross multiply
    180,998.73x = 248,892.51 × 157,083.89
  4. Step 4: Simplify right side
    180,998.73x = 39,097,002,418.20
  5. Step 5: Solve for x
    x = 39,097,002,418.20/180,998.73
  6. Step 6: Final answer
    x = 216,007.05

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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.