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Finding the Fourth Proportional to 250,805.60, 376,306.32 and 110,465.84

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Solution

The fourth proportional to 250,805.60, 376,306.32 and 110,465.84 is: 165,741.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,805.60 : 376,306.32 = 110,465.84 : x
  2. Step 2: Convert to fraction form
    250,805.60/376,306.32 = 110,465.84/x
  3. Step 3: Cross multiply
    250,805.60x = 376,306.32 × 110,465.84
  4. Step 4: Simplify right side
    250,805.60x = 41,568,993,736.11
  5. Step 5: Solve for x
    x = 41,568,993,736.11/250,805.60
  6. Step 6: Final answer
    x = 165,741.89

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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.