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Finding the Fourth Proportional to 230,375.05, 345,568.02 and 61,895.59

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Solution

The fourth proportional to 230,375.05, 345,568.02 and 61,895.59 is: 92,844.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,375.05 : 345,568.02 = 61,895.59 : x
  2. Step 2: Convert to fraction form
    230,375.05/345,568.02 = 61,895.59/x
  3. Step 3: Cross multiply
    230,375.05x = 345,568.02 × 61,895.59
  4. Step 4: Simplify right side
    230,375.05x = 21,389,136,483.03
  5. Step 5: Solve for x
    x = 21,389,136,483.03/230,375.05
  6. Step 6: Final answer
    x = 92,844.85

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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.