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Finding the Fourth Proportional to 233,286.53, 349,990.96 and 73,355.98

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Solution

The fourth proportional to 233,286.53, 349,990.96 and 73,355.98 is: 110,053.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,286.53 : 349,990.96 = 73,355.98 : x
  2. Step 2: Convert to fraction form
    233,286.53/349,990.96 = 73,355.98/x
  3. Step 3: Cross multiply
    233,286.53x = 349,990.96 × 73,355.98
  4. Step 4: Simplify right side
    233,286.53x = 25,673,929,861.94
  5. Step 5: Solve for x
    x = 25,673,929,861.94/233,286.53
  6. Step 6: Final answer
    x = 110,053.20

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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.