Home / 211,640.56-292,044.66-125,584.69

Finding the Fourth Proportional to 211,640.56, 292,044.66 and 125,584.69

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Solution

The fourth proportional to 211,640.56, 292,044.66 and 125,584.69 is: 173,295.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,640.56 : 292,044.66 = 125,584.69 : x
  2. Step 2: Convert to fraction form
    211,640.56/292,044.66 = 125,584.69/x
  3. Step 3: Cross multiply
    211,640.56x = 292,044.66 × 125,584.69
  4. Step 4: Simplify right side
    211,640.56x = 36,676,338,092.26
  5. Step 5: Solve for x
    x = 36,676,338,092.26/211,640.56
  6. Step 6: Final answer
    x = 173,295.41

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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.