Home / 199,260.75-298,895.24-80,851.11

Finding the Fourth Proportional to 199,260.75, 298,895.24 and 80,851.11

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Solution

The fourth proportional to 199,260.75, 298,895.24 and 80,851.11 is: 121,278.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,260.75 : 298,895.24 = 80,851.11 : x
  2. Step 2: Convert to fraction form
    199,260.75/298,895.24 = 80,851.11/x
  3. Step 3: Cross multiply
    199,260.75x = 298,895.24 × 80,851.11
  4. Step 4: Simplify right side
    199,260.75x = 24,166,011,927.72
  5. Step 5: Solve for x
    x = 24,166,011,927.72/199,260.75
  6. Step 6: Final answer
    x = 121,278.33

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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.