Home / 146,680.86-219,986.76-40,039.46

Finding the Fourth Proportional to 146,680.86, 219,986.76 and 40,039.46

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Solution

The fourth proportional to 146,680.86, 219,986.76 and 40,039.46 is: 60,049.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,680.86 : 219,986.76 = 40,039.46 : x
  2. Step 2: Convert to fraction form
    146,680.86/219,986.76 = 40,039.46/x
  3. Step 3: Cross multiply
    146,680.86x = 219,986.76 × 40,039.46
  4. Step 4: Simplify right side
    146,680.86x = 8,808,150,685.42
  5. Step 5: Solve for x
    x = 8,808,150,685.42/146,680.86
  6. Step 6: Final answer
    x = 60,049.76

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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.