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Finding the Fourth Proportional to 100,616.22, 150,950.48 and 44,468.64

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Solution

The fourth proportional to 100,616.22, 150,950.48 and 44,468.64 is: 66,714.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,616.22 : 150,950.48 = 44,468.64 : x
  2. Step 2: Convert to fraction form
    100,616.22/150,950.48 = 44,468.64/x
  3. Step 3: Cross multiply
    100,616.22x = 150,950.48 × 44,468.64
  4. Step 4: Simplify right side
    100,616.22x = 6,712,562,330.60
  5. Step 5: Solve for x
    x = 6,712,562,330.60/100,616.22
  6. Step 6: Final answer
    x = 66,714.52

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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.