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Finding the Fourth Proportional to 179,804.44, 248,121.72 and 103,269.70

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Solution

The fourth proportional to 179,804.44, 248,121.72 and 103,269.70 is: 142,507.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,804.44 : 248,121.72 = 103,269.70 : x
  2. Step 2: Convert to fraction form
    179,804.44/248,121.72 = 103,269.70/x
  3. Step 3: Cross multiply
    179,804.44x = 248,121.72 × 103,269.70
  4. Step 4: Simplify right side
    179,804.44x = 25,623,455,587.88
  5. Step 5: Solve for x
    x = 25,623,455,587.88/179,804.44
  6. Step 6: Final answer
    x = 142,507.36

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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.