Home / 76,927.60-115,434.60-32,546.80

Finding the Fourth Proportional to 76,927.60, 115,434.60 and 32,546.80

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Solution

The fourth proportional to 76,927.60, 115,434.60 and 32,546.80 is: 48,838.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,927.60 : 115,434.60 = 32,546.80 : x
  2. Step 2: Convert to fraction form
    76,927.60/115,434.60 = 32,546.80/x
  3. Step 3: Cross multiply
    76,927.60x = 115,434.60 × 32,546.80
  4. Step 4: Simplify right side
    76,927.60x = 3,757,026,839.28
  5. Step 5: Solve for x
    x = 3,757,026,839.28/76,927.60
  6. Step 6: Final answer
    x = 48,838.48

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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.