Home / 119,738.35-165,240.08-66,025.27

Finding the Fourth Proportional to 119,738.35, 165,240.08 and 66,025.27

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Solution

The fourth proportional to 119,738.35, 165,240.08 and 66,025.27 is: 91,115.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,738.35 : 165,240.08 = 66,025.27 : x
  2. Step 2: Convert to fraction form
    119,738.35/165,240.08 = 66,025.27/x
  3. Step 3: Cross multiply
    119,738.35x = 165,240.08 × 66,025.27
  4. Step 4: Simplify right side
    119,738.35x = 10,910,020,896.82
  5. Step 5: Solve for x
    x = 10,910,020,896.82/119,738.35
  6. Step 6: Final answer
    x = 91,115.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.