Home / 132,214.16-198,343.32-43,448.24

Finding the Fourth Proportional to 132,214.16, 198,343.32 and 43,448.24

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Solution

The fourth proportional to 132,214.16, 198,343.32 and 43,448.24 is: 65,179.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,214.16 : 198,343.32 = 43,448.24 : x
  2. Step 2: Convert to fraction form
    132,214.16/198,343.32 = 43,448.24/x
  3. Step 3: Cross multiply
    132,214.16x = 198,343.32 × 43,448.24
  4. Step 4: Simplify right side
    132,214.16x = 8,617,668,169.76
  5. Step 5: Solve for x
    x = 8,617,668,169.76/132,214.16
  6. Step 6: Final answer
    x = 65,179.62

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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.