Home / 132,709.46-199,097.92-39,215.22

Finding the Fourth Proportional to 132,709.46, 199,097.92 and 39,215.22

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Solution

The fourth proportional to 132,709.46, 199,097.92 and 39,215.22 is: 58,832.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,709.46 : 199,097.92 = 39,215.22 : x
  2. Step 2: Convert to fraction form
    132,709.46/199,097.92 = 39,215.22/x
  3. Step 3: Cross multiply
    132,709.46x = 199,097.92 × 39,215.22
  4. Step 4: Simplify right side
    132,709.46x = 7,807,668,734.34
  5. Step 5: Solve for x
    x = 7,807,668,734.34/132,709.46
  6. Step 6: Final answer
    x = 58,832.80

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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.