Home / 76,908.04-115,377.44-32,534.60

Finding the Fourth Proportional to 76,908.04, 115,377.44 and 32,534.60

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Solution

The fourth proportional to 76,908.04, 115,377.44 and 32,534.60 is: 48,808.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,908.04 : 115,377.44 = 32,534.60 : x
  2. Step 2: Convert to fraction form
    76,908.04/115,377.44 = 32,534.60/x
  3. Step 3: Cross multiply
    76,908.04x = 115,377.44 × 32,534.60
  4. Step 4: Simplify right side
    76,908.04x = 3,753,758,859.42
  5. Step 5: Solve for x
    x = 3,753,758,859.42/76,908.04
  6. Step 6: Final answer
    x = 48,808.41

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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.