Home / 299,839.52-449,837.17-89,477.46

Finding the Fourth Proportional to 299,839.52, 449,837.17 and 89,477.46

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Solution

The fourth proportional to 299,839.52, 449,837.17 and 89,477.46 is: 134,239.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,839.52 : 449,837.17 = 89,477.46 : x
  2. Step 2: Convert to fraction form
    299,839.52/449,837.17 = 89,477.46/x
  3. Step 3: Cross multiply
    299,839.52x = 449,837.17 × 89,477.46
  4. Step 4: Simplify right side
    299,839.52x = 40,250,285,136.00
  5. Step 5: Solve for x
    x = 40,250,285,136.00/299,839.52
  6. Step 6: Final answer
    x = 134,239.43

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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.