Home / 165,755.20-248,049.60-151,758.40

Finding the Fourth Proportional to 165,755.20, 248,049.60 and 151,758.40

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Solution

The fourth proportional to 165,755.20, 248,049.60 and 151,758.40 is: 227,103.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,755.20 : 248,049.60 = 151,758.40 : x
  2. Step 2: Convert to fraction form
    165,755.20/248,049.60 = 151,758.40/x
  3. Step 3: Cross multiply
    165,755.20x = 248,049.60 × 151,758.40
  4. Step 4: Simplify right side
    165,755.20x = 37,643,610,416.64
  5. Step 5: Solve for x
    x = 37,643,610,416.64/165,755.20
  6. Step 6: Final answer
    x = 227,103.65

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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.