Home / 64,674.14-89,249.40-36,379.82

Finding the Fourth Proportional to 64,674.14, 89,249.40 and 36,379.82

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Solution

The fourth proportional to 64,674.14, 89,249.40 and 36,379.82 is: 50,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,674.14 : 89,249.40 = 36,379.82 : x
  2. Step 2: Convert to fraction form
    64,674.14/89,249.40 = 36,379.82/x
  3. Step 3: Cross multiply
    64,674.14x = 89,249.40 × 36,379.82
  4. Step 4: Simplify right side
    64,674.14x = 3,246,877,107.11
  5. Step 5: Solve for x
    x = 3,246,877,107.11/64,674.14
  6. Step 6: Final answer
    x = 50,203.64

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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.