Home / 165,933.20-248,867.40-55,125.20

Finding the Fourth Proportional to 165,933.20, 248,867.40 and 55,125.20

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Solution

The fourth proportional to 165,933.20, 248,867.40 and 55,125.20 is: 82,677.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,933.20 : 248,867.40 = 55,125.20 : x
  2. Step 2: Convert to fraction form
    165,933.20/248,867.40 = 55,125.20/x
  3. Step 3: Cross multiply
    165,933.20x = 248,867.40 × 55,125.20
  4. Step 4: Simplify right side
    165,933.20x = 13,718,865,198.48
  5. Step 5: Solve for x
    x = 13,718,865,198.48/165,933.20
  6. Step 6: Final answer
    x = 82,677.04

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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.