Home / 67,843.08-94,052.27-64,243.78

Finding the Fourth Proportional to 67,843.08, 94,052.27 and 64,243.78

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Solution

The fourth proportional to 67,843.08, 94,052.27 and 64,243.78 is: 89,062.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,843.08 : 94,052.27 = 64,243.78 : x
  2. Step 2: Convert to fraction form
    67,843.08/94,052.27 = 64,243.78/x
  3. Step 3: Cross multiply
    67,843.08x = 94,052.27 × 64,243.78
  4. Step 4: Simplify right side
    67,843.08x = 6,042,273,267.86
  5. Step 5: Solve for x
    x = 6,042,273,267.86/67,843.08
  6. Step 6: Final answer
    x = 89,062.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.