Home / 165,800.44-248,648.82-72,211.96

Finding the Fourth Proportional to 165,800.44, 248,648.82 and 72,211.96

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Solution

The fourth proportional to 165,800.44, 248,648.82 and 72,211.96 is: 108,295.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,800.44 : 248,648.82 = 72,211.96 : x
  2. Step 2: Convert to fraction form
    165,800.44/248,648.82 = 72,211.96/x
  3. Step 3: Cross multiply
    165,800.44x = 248,648.82 × 72,211.96
  4. Step 4: Simplify right side
    165,800.44x = 17,955,418,643.89
  5. Step 5: Solve for x
    x = 17,955,418,643.89/165,800.44
  6. Step 6: Final answer
    x = 108,295.36

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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.