Home / 169,036.26-253,180.67-115,601.61

Finding the Fourth Proportional to 169,036.26, 253,180.67 and 115,601.61

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Solution

The fourth proportional to 169,036.26, 253,180.67 and 115,601.61 is: 173,146.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,036.26 : 253,180.67 = 115,601.61 : x
  2. Step 2: Convert to fraction form
    169,036.26/253,180.67 = 115,601.61/x
  3. Step 3: Cross multiply
    169,036.26x = 253,180.67 × 115,601.61
  4. Step 4: Simplify right side
    169,036.26x = 29,268,092,494.87
  5. Step 5: Solve for x
    x = 29,268,092,494.87/169,036.26
  6. Step 6: Final answer
    x = 173,146.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.