Home / 165,670.28-248,513.10-47,358.44

Finding the Fourth Proportional to 165,670.28, 248,513.10 and 47,358.44

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Solution

The fourth proportional to 165,670.28, 248,513.10 and 47,358.44 is: 71,039.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,670.28 : 248,513.10 = 47,358.44 : x
  2. Step 2: Convert to fraction form
    165,670.28/248,513.10 = 47,358.44/x
  3. Step 3: Cross multiply
    165,670.28x = 248,513.10 × 47,358.44
  4. Step 4: Simplify right side
    165,670.28x = 11,769,192,735.56
  5. Step 5: Solve for x
    x = 11,769,192,735.56/165,670.28
  6. Step 6: Final answer
    x = 71,039.86

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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.