Home / 146,556.20-219,680.40-93,288.98

Finding the Fourth Proportional to 146,556.20, 219,680.40 and 93,288.98

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Solution

The fourth proportional to 146,556.20, 219,680.40 and 93,288.98 is: 139,835.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,556.20 : 219,680.40 = 93,288.98 : x
  2. Step 2: Convert to fraction form
    146,556.20/219,680.40 = 93,288.98/x
  3. Step 3: Cross multiply
    146,556.20x = 219,680.40 × 93,288.98
  4. Step 4: Simplify right side
    146,556.20x = 20,493,760,441.99
  5. Step 5: Solve for x
    x = 20,493,760,441.99/146,556.20
  6. Step 6: Final answer
    x = 139,835.51

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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.