Home / 76,917.80-115,376.70-32,533.04

Finding the Fourth Proportional to 76,917.80, 115,376.70 and 32,533.04

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Solution

The fourth proportional to 76,917.80, 115,376.70 and 32,533.04 is: 48,799.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,917.80 : 115,376.70 = 32,533.04 : x
  2. Step 2: Convert to fraction form
    76,917.80/115,376.70 = 32,533.04/x
  3. Step 3: Cross multiply
    76,917.80x = 115,376.70 × 32,533.04
  4. Step 4: Simplify right side
    76,917.80x = 3,753,554,796.17
  5. Step 5: Solve for x
    x = 3,753,554,796.17/76,917.80
  6. Step 6: Final answer
    x = 48,799.56

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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.