Home / 299,665.24-449,515.14-112,678.36

Finding the Fourth Proportional to 299,665.24, 449,515.14 and 112,678.36

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Solution

The fourth proportional to 299,665.24, 449,515.14 and 112,678.36 is: 169,024.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,665.24 : 449,515.14 = 112,678.36 : x
  2. Step 2: Convert to fraction form
    299,665.24/449,515.14 = 112,678.36/x
  3. Step 3: Cross multiply
    299,665.24x = 449,515.14 × 112,678.36
  4. Step 4: Simplify right side
    299,665.24x = 50,650,628,770.37
  5. Step 5: Solve for x
    x = 50,650,628,770.37/299,665.24
  6. Step 6: Final answer
    x = 169,024.04

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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.