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Finding the Fourth Proportional to 101,794.17, 152,740.92 and 71,999.84

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Solution

The fourth proportional to 101,794.17, 152,740.92 and 71,999.84 is: 108,034.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,794.17 : 152,740.92 = 71,999.84 : x
  2. Step 2: Convert to fraction form
    101,794.17/152,740.92 = 71,999.84/x
  3. Step 3: Cross multiply
    101,794.17x = 152,740.92 × 71,999.84
  4. Step 4: Simplify right side
    101,794.17x = 10,997,321,037.75
  5. Step 5: Solve for x
    x = 10,997,321,037.75/101,794.17
  6. Step 6: Final answer
    x = 108,034.88

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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.