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Finding the Fourth Proportional to 82,697.73, 124,087.62 and 32,776.74

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Solution

The fourth proportional to 82,697.73, 124,087.62 and 32,776.74 is: 49,181.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,697.73 : 124,087.62 = 32,776.74 : x
  2. Step 2: Convert to fraction form
    82,697.73/124,087.62 = 32,776.74/x
  3. Step 3: Cross multiply
    82,697.73x = 124,087.62 × 32,776.74
  4. Step 4: Simplify right side
    82,697.73x = 4,067,187,657.96
  5. Step 5: Solve for x
    x = 4,067,187,657.96/82,697.73
  6. Step 6: Final answer
    x = 49,181.37

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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.