Home / 76,908.48-115,362-24,317.97

Finding the Fourth Proportional to 76,908.48, 115,362 and 24,317.97

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Solution

The fourth proportional to 76,908.48, 115,362 and 24,317.97 is: 36,476.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,908.48 : 115,362 = 24,317.97 : x
  2. Step 2: Convert to fraction form
    76,908.48/115,362 = 24,317.97/x
  3. Step 3: Cross multiply
    76,908.48x = 115,362 × 24,317.97
  4. Step 4: Simplify right side
    76,908.48x = 2,805,369,655.14
  5. Step 5: Solve for x
    x = 2,805,369,655.14/76,908.48
  6. Step 6: Final answer
    x = 36,476.73

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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.