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Finding the Fourth Proportional to 101,226.60, 151,819.74 and 34,661.16

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Solution

The fourth proportional to 101,226.60, 151,819.74 and 34,661.16 is: 51,984.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,226.60 : 151,819.74 = 34,661.16 : x
  2. Step 2: Convert to fraction form
    101,226.60/151,819.74 = 34,661.16/x
  3. Step 3: Cross multiply
    101,226.60x = 151,819.74 × 34,661.16
  4. Step 4: Simplify right side
    101,226.60x = 5,262,248,299.30
  5. Step 5: Solve for x
    x = 5,262,248,299.30/101,226.60
  6. Step 6: Final answer
    x = 51,984.84

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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.