Home / 77,960.22-107,513.37-51,092.97

Finding the Fourth Proportional to 77,960.22, 107,513.37 and 51,092.97

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Solution

The fourth proportional to 77,960.22, 107,513.37 and 51,092.97 is: 70,461.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,960.22 : 107,513.37 = 51,092.97 : x
  2. Step 2: Convert to fraction form
    77,960.22/107,513.37 = 51,092.97/x
  3. Step 3: Cross multiply
    77,960.22x = 107,513.37 × 51,092.97
  4. Step 4: Simplify right side
    77,960.22x = 5,493,177,388.01
  5. Step 5: Solve for x
    x = 5,493,177,388.01/77,960.22
  6. Step 6: Final answer
    x = 70,461.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.