Home / 56,107.69-84,161.43-32,717.72

Finding the Fourth Proportional to 56,107.69, 84,161.43 and 32,717.72

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Solution

The fourth proportional to 56,107.69, 84,161.43 and 32,717.72 is: 49,076.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,107.69 : 84,161.43 = 32,717.72 : x
  2. Step 2: Convert to fraction form
    56,107.69/84,161.43 = 32,717.72/x
  3. Step 3: Cross multiply
    56,107.69x = 84,161.43 × 32,717.72
  4. Step 4: Simplify right side
    56,107.69x = 2,753,570,311.94
  5. Step 5: Solve for x
    x = 2,753,570,311.94/56,107.69
  6. Step 6: Final answer
    x = 49,076.52

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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.