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Finding the Fourth Proportional to 101,246.22, 151,885.08 and 45,105.84

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Solution

The fourth proportional to 101,246.22, 151,885.08 and 45,105.84 is: 67,665.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,246.22 : 151,885.08 = 45,105.84 : x
  2. Step 2: Convert to fraction form
    101,246.22/151,885.08 = 45,105.84/x
  3. Step 3: Cross multiply
    101,246.22x = 151,885.08 × 45,105.84
  4. Step 4: Simplify right side
    101,246.22x = 6,850,904,116.87
  5. Step 5: Solve for x
    x = 6,850,904,116.87/101,246.22
  6. Step 6: Final answer
    x = 67,665.78

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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.