Home / 132,113.11-198,190.33-43,346.43

Finding the Fourth Proportional to 132,113.11, 198,190.33 and 43,346.43

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Solution

The fourth proportional to 132,113.11, 198,190.33 and 43,346.43 is: 65,026.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,113.11 : 198,190.33 = 43,346.43 : x
  2. Step 2: Convert to fraction form
    132,113.11/198,190.33 = 43,346.43/x
  3. Step 3: Cross multiply
    132,113.11x = 198,190.33 × 43,346.43
  4. Step 4: Simplify right side
    132,113.11x = 8,590,843,266.02
  5. Step 5: Solve for x
    x = 8,590,843,266.02/132,113.11
  6. Step 6: Final answer
    x = 65,026.43

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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.