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Finding the Fourth Proportional to 73,369.16, 110,039.31 and 23,435.80

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Solution

The fourth proportional to 73,369.16, 110,039.31 and 23,435.80 is: 35,149.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,369.16 : 110,039.31 = 23,435.80 : x
  2. Step 2: Convert to fraction form
    73,369.16/110,039.31 = 23,435.80/x
  3. Step 3: Cross multiply
    73,369.16x = 110,039.31 × 23,435.80
  4. Step 4: Simplify right side
    73,369.16x = 2,578,859,486.73
  5. Step 5: Solve for x
    x = 2,578,859,486.73/73,369.16
  6. Step 6: Final answer
    x = 35,149.09

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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.