Home / 76,326.78-114,500.58-26,393.47

Finding the Fourth Proportional to 76,326.78, 114,500.58 and 26,393.47

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Solution

The fourth proportional to 76,326.78, 114,500.58 and 26,393.47 is: 39,593.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,326.78 : 114,500.58 = 26,393.47 : x
  2. Step 2: Convert to fraction form
    76,326.78/114,500.58 = 26,393.47/x
  3. Step 3: Cross multiply
    76,326.78x = 114,500.58 × 26,393.47
  4. Step 4: Simplify right side
    76,326.78x = 3,022,067,237.99
  5. Step 5: Solve for x
    x = 3,022,067,237.99/76,326.78
  6. Step 6: Final answer
    x = 39,593.80

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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.