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Finding the Fourth Proportional to 73,374.48, 109,996.11 and 35,911.17

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Solution

The fourth proportional to 73,374.48, 109,996.11 and 35,911.17 is: 53,834.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,374.48 : 109,996.11 = 35,911.17 : x
  2. Step 2: Convert to fraction form
    73,374.48/109,996.11 = 35,911.17/x
  3. Step 3: Cross multiply
    73,374.48x = 109,996.11 × 35,911.17
  4. Step 4: Simplify right side
    73,374.48x = 3,950,089,005.55
  5. Step 5: Solve for x
    x = 3,950,089,005.55/73,374.48
  6. Step 6: Final answer
    x = 53,834.64

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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.