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Finding the Fourth Proportional to 165,469.70, 248,219.33 and 64,265.34

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Solution

The fourth proportional to 165,469.70, 248,219.33 and 64,265.34 is: 96,403.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,469.70 : 248,219.33 = 64,265.34 : x
  2. Step 2: Convert to fraction form
    165,469.70/248,219.33 = 64,265.34/x
  3. Step 3: Cross multiply
    165,469.70x = 248,219.33 × 64,265.34
  4. Step 4: Simplify right side
    165,469.70x = 15,951,899,637.02
  5. Step 5: Solve for x
    x = 15,951,899,637.02/165,469.70
  6. Step 6: Final answer
    x = 96,403.75

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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.