Home / 132,213.16-198,341.82-43,447.24

Finding the Fourth Proportional to 132,213.16, 198,341.82 and 43,447.24

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Solution

The fourth proportional to 132,213.16, 198,341.82 and 43,447.24 is: 65,178.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,213.16 : 198,341.82 = 43,447.24 : x
  2. Step 2: Convert to fraction form
    132,213.16/198,341.82 = 43,447.24/x
  3. Step 3: Cross multiply
    132,213.16x = 198,341.82 × 43,447.24
  4. Step 4: Simplify right side
    132,213.16x = 8,617,404,655.58
  5. Step 5: Solve for x
    x = 8,617,404,655.58/132,213.16
  6. Step 6: Final answer
    x = 65,178.12

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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.