Home / 43,137.37-64,716.80-34,286.10

Finding the Fourth Proportional to 43,137.37, 64,716.80 and 34,286.10

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Solution

The fourth proportional to 43,137.37, 64,716.80 and 34,286.10 is: 51,437.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,137.37 : 64,716.80 = 34,286.10 : x
  2. Step 2: Convert to fraction form
    43,137.37/64,716.80 = 34,286.10/x
  3. Step 3: Cross multiply
    43,137.37x = 64,716.80 × 34,286.10
  4. Step 4: Simplify right side
    43,137.37x = 2,218,886,676.48
  5. Step 5: Solve for x
    x = 2,218,886,676.48/43,137.37
  6. Step 6: Final answer
    x = 51,437.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.