Home / 199,034.93-298,675.43-80,707.29

Finding the Fourth Proportional to 199,034.93, 298,675.43 and 80,707.29

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Solution

The fourth proportional to 199,034.93, 298,675.43 and 80,707.29 is: 121,110.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,034.93 : 298,675.43 = 80,707.29 : x
  2. Step 2: Convert to fraction form
    199,034.93/298,675.43 = 80,707.29/x
  3. Step 3: Cross multiply
    199,034.93x = 298,675.43 × 80,707.29
  4. Step 4: Simplify right side
    199,034.93x = 24,105,284,141.35
  5. Step 5: Solve for x
    x = 24,105,284,141.35/199,034.93
  6. Step 6: Final answer
    x = 121,110.83

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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.