Home / 165,469.28-248,180.40-53,134.96

Finding the Fourth Proportional to 165,469.28, 248,180.40 and 53,134.96

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Solution

The fourth proportional to 165,469.28, 248,180.40 and 53,134.96 is: 79,694.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,469.28 : 248,180.40 = 53,134.96 : x
  2. Step 2: Convert to fraction form
    165,469.28/248,180.40 = 53,134.96/x
  3. Step 3: Cross multiply
    165,469.28x = 248,180.40 × 53,134.96
  4. Step 4: Simplify right side
    165,469.28x = 13,187,055,626.78
  5. Step 5: Solve for x
    x = 13,187,055,626.78/165,469.28
  6. Step 6: Final answer
    x = 79,694.89

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1.5x scale

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.