Home / 113,800.50-170,734.92-53,874.66

Finding the Fourth Proportional to 113,800.50, 170,734.92 and 53,874.66

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Solution

The fourth proportional to 113,800.50, 170,734.92 and 53,874.66 is: 80,828.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,800.50 : 170,734.92 = 53,874.66 : x
  2. Step 2: Convert to fraction form
    113,800.50/170,734.92 = 53,874.66/x
  3. Step 3: Cross multiply
    113,800.50x = 170,734.92 × 53,874.66
  4. Step 4: Simplify right side
    113,800.50x = 9,198,285,765.13
  5. Step 5: Solve for x
    x = 9,198,285,765.13/113,800.50
  6. Step 6: Final answer
    x = 80,828.17

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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.