Home / 64,850.22-89,493.12-36,169.92

Finding the Fourth Proportional to 64,850.22, 89,493.12 and 36,169.92

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Solution

The fourth proportional to 64,850.22, 89,493.12 and 36,169.92 is: 49,914.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,850.22 : 89,493.12 = 36,169.92 : x
  2. Step 2: Convert to fraction form
    64,850.22/89,493.12 = 36,169.92/x
  3. Step 3: Cross multiply
    64,850.22x = 89,493.12 × 36,169.92
  4. Step 4: Simplify right side
    64,850.22x = 3,236,958,990.95
  5. Step 5: Solve for x
    x = 3,236,958,990.95/64,850.22
  6. Step 6: Final answer
    x = 49,914.39

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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.