Home / 76,904.62-115,365.17-32,535.88

Finding the Fourth Proportional to 76,904.62, 115,365.17 and 32,535.88

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Solution

The fourth proportional to 76,904.62, 115,365.17 and 32,535.88 is: 48,807.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,904.62 : 115,365.17 = 32,535.88 : x
  2. Step 2: Convert to fraction form
    76,904.62/115,365.17 = 32,535.88/x
  3. Step 3: Cross multiply
    76,904.62x = 115,365.17 × 32,535.88
  4. Step 4: Simplify right side
    76,904.62x = 3,753,507,327.30
  5. Step 5: Solve for x
    x = 3,753,507,327.30/76,904.62
  6. Step 6: Final answer
    x = 48,807.31

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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.