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Finding the Fourth Proportional to 68,093.44, 93,958.84 and 37,879.15

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Solution

The fourth proportional to 68,093.44, 93,958.84 and 37,879.15 is: 52,267.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,093.44 : 93,958.84 = 37,879.15 : x
  2. Step 2: Convert to fraction form
    68,093.44/93,958.84 = 37,879.15/x
  3. Step 3: Cross multiply
    68,093.44x = 93,958.84 × 37,879.15
  4. Step 4: Simplify right side
    68,093.44x = 3,559,080,994.19
  5. Step 5: Solve for x
    x = 3,559,080,994.19/68,093.44
  6. Step 6: Final answer
    x = 52,267.60

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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.