Home / 118,974.26-164,214.33-80,798.42

Finding the Fourth Proportional to 118,974.26, 164,214.33 and 80,798.42

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Solution

The fourth proportional to 118,974.26, 164,214.33 and 80,798.42 is: 111,522.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,974.26 : 164,214.33 = 80,798.42 : x
  2. Step 2: Convert to fraction form
    118,974.26/164,214.33 = 80,798.42/x
  3. Step 3: Cross multiply
    118,974.26x = 164,214.33 × 80,798.42
  4. Step 4: Simplify right side
    118,974.26x = 13,268,258,405.36
  5. Step 5: Solve for x
    x = 13,268,258,405.36/118,974.26
  6. Step 6: Final answer
    x = 111,522.09

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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.