Home / 132,212.16-198,340.32-43,446.24

Finding the Fourth Proportional to 132,212.16, 198,340.32 and 43,446.24

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Solution

The fourth proportional to 132,212.16, 198,340.32 and 43,446.24 is: 65,176.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,212.16 : 198,340.32 = 43,446.24 : x
  2. Step 2: Convert to fraction form
    132,212.16/198,340.32 = 43,446.24/x
  3. Step 3: Cross multiply
    132,212.16x = 198,340.32 × 43,446.24
  4. Step 4: Simplify right side
    132,212.16x = 8,617,141,144.40
  5. Step 5: Solve for x
    x = 8,617,141,144.40/132,212.16
  6. Step 6: Final answer
    x = 65,176.62

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1.5x scale

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.