Home / 137,794.39-190,177.04-84,110.54

Finding the Fourth Proportional to 137,794.39, 190,177.04 and 84,110.54

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Solution

The fourth proportional to 137,794.39, 190,177.04 and 84,110.54 is: 116,085.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,794.39 : 190,177.04 = 84,110.54 : x
  2. Step 2: Convert to fraction form
    137,794.39/190,177.04 = 84,110.54/x
  3. Step 3: Cross multiply
    137,794.39x = 190,177.04 × 84,110.54
  4. Step 4: Simplify right side
    137,794.39x = 15,995,892,789.39
  5. Step 5: Solve for x
    x = 15,995,892,789.39/137,794.39
  6. Step 6: Final answer
    x = 116,085.23

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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.