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Finding the Fourth Proportional to 96,090.88, 132,532.44 and 82,684.60

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Solution

The fourth proportional to 96,090.88, 132,532.44 and 82,684.60 is: 114,041.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,090.88 : 132,532.44 = 82,684.60 : x
  2. Step 2: Convert to fraction form
    96,090.88/132,532.44 = 82,684.60/x
  3. Step 3: Cross multiply
    96,090.88x = 132,532.44 × 82,684.60
  4. Step 4: Simplify right side
    96,090.88x = 10,958,391,788.42
  5. Step 5: Solve for x
    x = 10,958,391,788.42/96,090.88
  6. Step 6: Final answer
    x = 114,041.95

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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.