Home / 76,997.51-115,476.20-32,601.41

Finding the Fourth Proportional to 76,997.51, 115,476.20 and 32,601.41

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Solution

The fourth proportional to 76,997.51, 115,476.20 and 32,601.41 is: 48,893.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,997.51 : 115,476.20 = 32,601.41 : x
  2. Step 2: Convert to fraction form
    76,997.51/115,476.20 = 32,601.41/x
  3. Step 3: Cross multiply
    76,997.51x = 115,476.20 × 32,601.41
  4. Step 4: Simplify right side
    76,997.51x = 3,764,686,941.44
  5. Step 5: Solve for x
    x = 3,764,686,941.44/76,997.51
  6. Step 6: Final answer
    x = 48,893.62

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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.