Home / 299,548.08-449,197.20-121,934.52

Finding the Fourth Proportional to 299,548.08, 449,197.20 and 121,934.52

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Solution

The fourth proportional to 299,548.08, 449,197.20 and 121,934.52 is: 182,850.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,548.08 : 449,197.20 = 121,934.52 : x
  2. Step 2: Convert to fraction form
    299,548.08/449,197.20 = 121,934.52/x
  3. Step 3: Cross multiply
    299,548.08x = 449,197.20 × 121,934.52
  4. Step 4: Simplify right side
    299,548.08x = 54,772,644,967.34
  5. Step 5: Solve for x
    x = 54,772,644,967.34/299,548.08
  6. Step 6: Final answer
    x = 182,850.93

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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.