Home / 169,159.19-253,640.39-63,986.36

Finding the Fourth Proportional to 169,159.19, 253,640.39 and 63,986.36

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Solution

The fourth proportional to 169,159.19, 253,640.39 and 63,986.36 is: 95,942.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,159.19 : 253,640.39 = 63,986.36 : x
  2. Step 2: Convert to fraction form
    169,159.19/253,640.39 = 63,986.36/x
  3. Step 3: Cross multiply
    169,159.19x = 253,640.39 × 63,986.36
  4. Step 4: Simplify right side
    169,159.19x = 16,229,523,716.95
  5. Step 5: Solve for x
    x = 16,229,523,716.95/169,159.19
  6. Step 6: Final answer
    x = 95,942.31

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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.