Home / 299,734.63-449,823.89-141,963.58

Finding the Fourth Proportional to 299,734.63, 449,823.89 and 141,963.58

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Solution

The fourth proportional to 299,734.63, 449,823.89 and 141,963.58 is: 213,050.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,734.63 : 449,823.89 = 141,963.58 : x
  2. Step 2: Convert to fraction form
    299,734.63/449,823.89 = 141,963.58/x
  3. Step 3: Cross multiply
    299,734.63x = 449,823.89 × 141,963.58
  4. Step 4: Simplify right side
    299,734.63x = 63,858,606,834.99
  5. Step 5: Solve for x
    x = 63,858,606,834.99/299,734.63
  6. Step 6: Final answer
    x = 213,050.48

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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.