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Finding the Fourth Proportional to 243,758.05, 365,682.83 and 110,647.66

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Solution

The fourth proportional to 243,758.05, 365,682.83 and 110,647.66 is: 165,992.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,758.05 : 365,682.83 = 110,647.66 : x
  2. Step 2: Convert to fraction form
    243,758.05/365,682.83 = 110,647.66/x
  3. Step 3: Cross multiply
    243,758.05x = 365,682.83 × 110,647.66
  4. Step 4: Simplify right side
    243,758.05x = 40,461,949,441.68
  5. Step 5: Solve for x
    x = 40,461,949,441.68/243,758.05
  6. Step 6: Final answer
    x = 165,992.26

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1.5x scale

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.