Home / 198,926.83-298,387.31-49,167.13

Finding the Fourth Proportional to 198,926.83, 298,387.31 and 49,167.13

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Solution

The fourth proportional to 198,926.83, 298,387.31 and 49,167.13 is: 73,749.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,926.83 : 298,387.31 = 49,167.13 : x
  2. Step 2: Convert to fraction form
    198,926.83/298,387.31 = 49,167.13/x
  3. Step 3: Cross multiply
    198,926.83x = 298,387.31 × 49,167.13
  4. Step 4: Simplify right side
    198,926.83x = 14,670,847,661.12
  5. Step 5: Solve for x
    x = 14,670,847,661.12/198,926.83
  6. Step 6: Final answer
    x = 73,749.97

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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.