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Finding the Fourth Proportional to 171,442.52, 236,539.50 and 110,917.32

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Solution

The fourth proportional to 171,442.52, 236,539.50 and 110,917.32 is: 153,032.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,442.52 : 236,539.50 = 110,917.32 : x
  2. Step 2: Convert to fraction form
    171,442.52/236,539.50 = 110,917.32/x
  3. Step 3: Cross multiply
    171,442.52x = 236,539.50 × 110,917.32
  4. Step 4: Simplify right side
    171,442.52x = 26,236,327,414.14
  5. Step 5: Solve for x
    x = 26,236,327,414.14/171,442.52
  6. Step 6: Final answer
    x = 153,032.79

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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.