Home / 132,566.13-198,880.35-43,819.65

Finding the Fourth Proportional to 132,566.13, 198,880.35 and 43,819.65

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Solution

The fourth proportional to 132,566.13, 198,880.35 and 43,819.65 is: 65,739.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,566.13 : 198,880.35 = 43,819.65 : x
  2. Step 2: Convert to fraction form
    132,566.13/198,880.35 = 43,819.65/x
  3. Step 3: Cross multiply
    132,566.13x = 198,880.35 × 43,819.65
  4. Step 4: Simplify right side
    132,566.13x = 8,714,867,328.88
  5. Step 5: Solve for x
    x = 8,714,867,328.88/132,566.13
  6. Step 6: Final answer
    x = 65,739.77

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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.