Home / 49,100.48-73,659.36-17,979.20

Finding the Fourth Proportional to 49,100.48, 73,659.36 and 17,979.20

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Solution

The fourth proportional to 49,100.48, 73,659.36 and 17,979.20 is: 26,971.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,100.48 : 73,659.36 = 17,979.20 : x
  2. Step 2: Convert to fraction form
    49,100.48/73,659.36 = 17,979.20/x
  3. Step 3: Cross multiply
    49,100.48x = 73,659.36 × 17,979.20
  4. Step 4: Simplify right side
    49,100.48x = 1,324,336,365.31
  5. Step 5: Solve for x
    x = 1,324,336,365.31/49,100.48
  6. Step 6: Final answer
    x = 26,971.96

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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.