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Finding the Fourth Proportional to 188,126.48, 259,291.32 and 179,268.32

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Solution

The fourth proportional to 188,126.48, 259,291.32 and 179,268.32 is: 247,082.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,126.48 : 259,291.32 = 179,268.32 : x
  2. Step 2: Convert to fraction form
    188,126.48/259,291.32 = 179,268.32/x
  3. Step 3: Cross multiply
    188,126.48x = 259,291.32 × 179,268.32
  4. Step 4: Simplify right side
    188,126.48x = 46,482,719,326.98
  5. Step 5: Solve for x
    x = 46,482,719,326.98/188,126.48
  6. Step 6: Final answer
    x = 247,082.28

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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.