Home / 165,945.28-248,822.88-113,419.84

Finding the Fourth Proportional to 165,945.28, 248,822.88 and 113,419.84

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Solution

The fourth proportional to 165,945.28, 248,822.88 and 113,419.84 is: 170,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,945.28 : 248,822.88 = 113,419.84 : x
  2. Step 2: Convert to fraction form
    165,945.28/248,822.88 = 113,419.84/x
  3. Step 3: Cross multiply
    165,945.28x = 248,822.88 × 113,419.84
  4. Step 4: Simplify right side
    165,945.28x = 28,221,451,237.94
  5. Step 5: Solve for x
    x = 28,221,451,237.94/165,945.28
  6. Step 6: Final answer
    x = 170,064.80

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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.