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Finding the Fourth Proportional to 200,741.44, 301,123.68 and 60,485.44

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Solution

The fourth proportional to 200,741.44, 301,123.68 and 60,485.44 is: 90,731.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,741.44 : 301,123.68 = 60,485.44 : x
  2. Step 2: Convert to fraction form
    200,741.44/301,123.68 = 60,485.44/x
  3. Step 3: Cross multiply
    200,741.44x = 301,123.68 × 60,485.44
  4. Step 4: Simplify right side
    200,741.44x = 18,213,598,279.22
  5. Step 5: Solve for x
    x = 18,213,598,279.22/200,741.44
  6. Step 6: Final answer
    x = 90,731.63

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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.