Home / 64,917.96-89,589.48-36,623.64

Finding the Fourth Proportional to 64,917.96, 89,589.48 and 36,623.64

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Solution

The fourth proportional to 64,917.96, 89,589.48 and 36,623.64 is: 50,542.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,917.96 : 89,589.48 = 36,623.64 : x
  2. Step 2: Convert to fraction form
    64,917.96/89,589.48 = 36,623.64/x
  3. Step 3: Cross multiply
    64,917.96x = 89,589.48 × 36,623.64
  4. Step 4: Simplify right side
    64,917.96x = 3,281,092,863.31
  5. Step 5: Solve for x
    x = 3,281,092,863.31/64,917.96
  6. Step 6: Final answer
    x = 50,542.14

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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.