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Finding the Fourth Proportional to 299,241.64, 448,731.42 and 88,892.20

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Solution

The fourth proportional to 299,241.64, 448,731.42 and 88,892.20 is: 133,299.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,241.64 : 448,731.42 = 88,892.20 : x
  2. Step 2: Convert to fraction form
    299,241.64/448,731.42 = 88,892.20/x
  3. Step 3: Cross multiply
    299,241.64x = 448,731.42 × 88,892.20
  4. Step 4: Simplify right side
    299,241.64x = 39,888,723,132.92
  5. Step 5: Solve for x
    x = 39,888,723,132.92/299,241.64
  6. Step 6: Final answer
    x = 133,299.37

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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.