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Finding the Fourth Proportional to 64,892.44, 89,550.66 and 36,607.24

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Solution

The fourth proportional to 64,892.44, 89,550.66 and 36,607.24 is: 50,517.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,892.44 : 89,550.66 = 36,607.24 : x
  2. Step 2: Convert to fraction form
    64,892.44/89,550.66 = 36,607.24/x
  3. Step 3: Cross multiply
    64,892.44x = 89,550.66 × 36,607.24
  4. Step 4: Simplify right side
    64,892.44x = 3,278,202,502.78
  5. Step 5: Solve for x
    x = 3,278,202,502.78/64,892.44
  6. Step 6: Final answer
    x = 50,517.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.