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Finding the Fourth Proportional to 73,309.62, 109,910.60 and 23,360.98

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Solution

The fourth proportional to 73,309.62, 109,910.60 and 23,360.98 is: 35,024.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,309.62 : 109,910.60 = 23,360.98 : x
  2. Step 2: Convert to fraction form
    73,309.62/109,910.60 = 23,360.98/x
  3. Step 3: Cross multiply
    73,309.62x = 109,910.60 × 23,360.98
  4. Step 4: Simplify right side
    73,309.62x = 2,567,619,328.39
  5. Step 5: Solve for x
    x = 2,567,619,328.39/73,309.62
  6. Step 6: Final answer
    x = 35,024.32

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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.