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Finding the Fourth Proportional to 73,313.96, 109,921.62 and 33,849.32

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Solution

The fourth proportional to 73,313.96, 109,921.62 and 33,849.32 is: 50,751.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,313.96 : 109,921.62 = 33,849.32 : x
  2. Step 2: Convert to fraction form
    73,313.96/109,921.62 = 33,849.32/x
  3. Step 3: Cross multiply
    73,313.96x = 109,921.62 × 33,849.32
  4. Step 4: Simplify right side
    73,313.96x = 3,720,772,090.30
  5. Step 5: Solve for x
    x = 3,720,772,090.30/73,313.96
  6. Step 6: Final answer
    x = 50,751.21

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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.