Home / 92,078.37-138,117.56-60,906.33

Finding the Fourth Proportional to 92,078.37, 138,117.56 and 60,906.33

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Solution

The fourth proportional to 92,078.37, 138,117.56 and 60,906.33 is: 91,359.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,078.37 : 138,117.56 = 60,906.33 : x
  2. Step 2: Convert to fraction form
    92,078.37/138,117.56 = 60,906.33/x
  3. Step 3: Cross multiply
    92,078.37x = 138,117.56 × 60,906.33
  4. Step 4: Simplify right side
    92,078.37x = 8,412,233,383.62
  5. Step 5: Solve for x
    x = 8,412,233,383.62/92,078.37
  6. Step 6: Final answer
    x = 91,359.50

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Double scale
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Similar ratio
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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.