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Finding the Fourth Proportional to 82,796.60, 124,194.90 and 33,548.60

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Solution

The fourth proportional to 82,796.60, 124,194.90 and 33,548.60 is: 50,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,796.60 : 124,194.90 = 33,548.60 : x
  2. Step 2: Convert to fraction form
    82,796.60/124,194.90 = 33,548.60/x
  3. Step 3: Cross multiply
    82,796.60x = 124,194.90 × 33,548.60
  4. Step 4: Simplify right side
    82,796.60x = 4,166,565,022.14
  5. Step 5: Solve for x
    x = 4,166,565,022.14/82,796.60
  6. Step 6: Final answer
    x = 50,322.90

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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.