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Finding the Fourth Proportional to 73,589.83, 110,401.21 and 26,842.71

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Solution

The fourth proportional to 73,589.83, 110,401.21 and 26,842.71 is: 40,270.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,589.83 : 110,401.21 = 26,842.71 : x
  2. Step 2: Convert to fraction form
    73,589.83/110,401.21 = 26,842.71/x
  3. Step 3: Cross multiply
    73,589.83x = 110,401.21 × 26,842.71
  4. Step 4: Simplify right side
    73,589.83x = 2,963,467,663.68
  5. Step 5: Solve for x
    x = 2,963,467,663.68/73,589.83
  6. Step 6: Final answer
    x = 40,270.07

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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.