Home / 299,926.88-450,015.36-131,568.02

Finding the Fourth Proportional to 299,926.88, 450,015.36 and 131,568.02

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Solution

The fourth proportional to 299,926.88, 450,015.36 and 131,568.02 is: 197,406.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,926.88 : 450,015.36 = 131,568.02 : x
  2. Step 2: Convert to fraction form
    299,926.88/450,015.36 = 131,568.02/x
  3. Step 3: Cross multiply
    299,926.88x = 450,015.36 × 131,568.02
  4. Step 4: Simplify right side
    299,926.88x = 59,207,629,884.79
  5. Step 5: Solve for x
    x = 59,207,629,884.79/299,926.88
  6. Step 6: Final answer
    x = 197,406.88

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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.