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Finding the Fourth Proportional to 67,043.14, 92,493.07 and 43,183.64

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Solution

The fourth proportional to 67,043.14, 92,493.07 and 43,183.64 is: 59,576.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,043.14 : 92,493.07 = 43,183.64 : x
  2. Step 2: Convert to fraction form
    67,043.14/92,493.07 = 43,183.64/x
  3. Step 3: Cross multiply
    67,043.14x = 92,493.07 × 43,183.64
  4. Step 4: Simplify right side
    67,043.14x = 3,994,187,437.37
  5. Step 5: Solve for x
    x = 3,994,187,437.37/67,043.14
  6. Step 6: Final answer
    x = 59,576.38

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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.