Home / 132,757.56-199,137.96-39,265.20

Finding the Fourth Proportional to 132,757.56, 199,137.96 and 39,265.20

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Solution

The fourth proportional to 132,757.56, 199,137.96 and 39,265.20 is: 58,898.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,757.56 : 199,137.96 = 39,265.20 : x
  2. Step 2: Convert to fraction form
    132,757.56/199,137.96 = 39,265.20/x
  3. Step 3: Cross multiply
    132,757.56x = 199,137.96 × 39,265.20
  4. Step 4: Simplify right side
    132,757.56x = 7,819,191,826.99
  5. Step 5: Solve for x
    x = 7,819,191,826.99/132,757.56
  6. Step 6: Final answer
    x = 58,898.28

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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.