Home / 169,295.31-233,702.69-108,121.59

Finding the Fourth Proportional to 169,295.31, 233,702.69 and 108,121.59

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Solution

The fourth proportional to 169,295.31, 233,702.69 and 108,121.59 is: 149,255.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,295.31 : 233,702.69 = 108,121.59 : x
  2. Step 2: Convert to fraction form
    169,295.31/233,702.69 = 108,121.59/x
  3. Step 3: Cross multiply
    169,295.31x = 233,702.69 × 108,121.59
  4. Step 4: Simplify right side
    169,295.31x = 25,268,305,889.47
  5. Step 5: Solve for x
    x = 25,268,305,889.47/169,295.31
  6. Step 6: Final answer
    x = 149,255.79

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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.