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Finding the Fourth Proportional to 73,321.60, 109,996.08 and 33,852.64

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Solution

The fourth proportional to 73,321.60, 109,996.08 and 33,852.64 is: 50,785.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,321.60 : 109,996.08 = 33,852.64 : x
  2. Step 2: Convert to fraction form
    73,321.60/109,996.08 = 33,852.64/x
  3. Step 3: Cross multiply
    73,321.60x = 109,996.08 × 33,852.64
  4. Step 4: Simplify right side
    73,321.60x = 3,723,657,697.65
  5. Step 5: Solve for x
    x = 3,723,657,697.65/73,321.60
  6. Step 6: Final answer
    x = 50,785.28

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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.