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Finding the Fourth Proportional to 171,046.58, 235,890.42 and 110,553.62

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Solution

The fourth proportional to 171,046.58, 235,890.42 and 110,553.62 is: 152,464.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,046.58 : 235,890.42 = 110,553.62 : x
  2. Step 2: Convert to fraction form
    171,046.58/235,890.42 = 110,553.62/x
  3. Step 3: Cross multiply
    171,046.58x = 235,890.42 × 110,553.62
  4. Step 4: Simplify right side
    171,046.58x = 26,078,539,854.32
  5. Step 5: Solve for x
    x = 26,078,539,854.32/171,046.58
  6. Step 6: Final answer
    x = 152,464.55

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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.