Home / 67,213.16-100,749.39-25,076.28

Finding the Fourth Proportional to 67,213.16, 100,749.39 and 25,076.28

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Solution

The fourth proportional to 67,213.16, 100,749.39 and 25,076.28 is: 37,588.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,213.16 : 100,749.39 = 25,076.28 : x
  2. Step 2: Convert to fraction form
    67,213.16/100,749.39 = 25,076.28/x
  3. Step 3: Cross multiply
    67,213.16x = 100,749.39 × 25,076.28
  4. Step 4: Simplify right side
    67,213.16x = 2,526,419,913.47
  5. Step 5: Solve for x
    x = 2,526,419,913.47/67,213.16
  6. Step 6: Final answer
    x = 37,588.18

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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.