Home / 50,781-76,187.08-22,724.68

Finding the Fourth Proportional to 50,781, 76,187.08 and 22,724.68

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Solution

The fourth proportional to 50,781, 76,187.08 and 22,724.68 is: 34,093.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,781 : 76,187.08 = 22,724.68 : x
  2. Step 2: Convert to fraction form
    50,781/76,187.08 = 22,724.68/x
  3. Step 3: Cross multiply
    50,781x = 76,187.08 × 22,724.68
  4. Step 4: Simplify right side
    50,781x = 1,731,327,013.13
  5. Step 5: Solve for x
    x = 1,731,327,013.13/50,781
  6. Step 6: Final answer
    x = 34,093.99

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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.