Home / 165,770.31-248,653.62-99,229.02

Finding the Fourth Proportional to 165,770.31, 248,653.62 and 99,229.02

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Solution

The fourth proportional to 165,770.31, 248,653.62 and 99,229.02 is: 148,842.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,770.31 : 248,653.62 = 99,229.02 : x
  2. Step 2: Convert to fraction form
    165,770.31/248,653.62 = 99,229.02/x
  3. Step 3: Cross multiply
    165,770.31x = 248,653.62 × 99,229.02
  4. Step 4: Simplify right side
    165,770.31x = 24,673,655,032.05
  5. Step 5: Solve for x
    x = 24,673,655,032.05/165,770.31
  6. Step 6: Final answer
    x = 148,842.43

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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.