Home / 57,013.11-78,682.86-37,859.04

Finding the Fourth Proportional to 57,013.11, 78,682.86 and 37,859.04

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Solution

The fourth proportional to 57,013.11, 78,682.86 and 37,859.04 is: 52,248.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,013.11 : 78,682.86 = 37,859.04 : x
  2. Step 2: Convert to fraction form
    57,013.11/78,682.86 = 37,859.04/x
  3. Step 3: Cross multiply
    57,013.11x = 78,682.86 × 37,859.04
  4. Step 4: Simplify right side
    57,013.11x = 2,978,857,544.05
  5. Step 5: Solve for x
    x = 2,978,857,544.05/57,013.11
  6. Step 6: Final answer
    x = 52,248.64

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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.