Home / 132,464.22-198,676.88-43,720.62

Finding the Fourth Proportional to 132,464.22, 198,676.88 and 43,720.62

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Solution

The fourth proportional to 132,464.22, 198,676.88 and 43,720.62 is: 65,574.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,464.22 : 198,676.88 = 43,720.62 : x
  2. Step 2: Convert to fraction form
    132,464.22/198,676.88 = 43,720.62/x
  3. Step 3: Cross multiply
    132,464.22x = 198,676.88 × 43,720.62
  4. Step 4: Simplify right side
    132,464.22x = 8,686,275,489.18
  5. Step 5: Solve for x
    x = 8,686,275,489.18/132,464.22
  6. Step 6: Final answer
    x = 65,574.51

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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.