Home / 146,987.73-219,817.40-113,249.61

Finding the Fourth Proportional to 146,987.73, 219,817.40 and 113,249.61

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Solution

The fourth proportional to 146,987.73, 219,817.40 and 113,249.61 is: 169,362.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,987.73 : 219,817.40 = 113,249.61 : x
  2. Step 2: Convert to fraction form
    146,987.73/219,817.40 = 113,249.61/x
  3. Step 3: Cross multiply
    146,987.73x = 219,817.40 × 113,249.61
  4. Step 4: Simplify right side
    146,987.73x = 24,894,234,254.97
  5. Step 5: Solve for x
    x = 24,894,234,254.97/146,987.73
  6. Step 6: Final answer
    x = 169,362.67

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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.