Home / 80,013.62-110,297.49-53,108.66

Finding the Fourth Proportional to 80,013.62, 110,297.49 and 53,108.66

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Solution

The fourth proportional to 80,013.62, 110,297.49 and 53,108.66 is: 73,209.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,013.62 : 110,297.49 = 53,108.66 : x
  2. Step 2: Convert to fraction form
    80,013.62/110,297.49 = 53,108.66/x
  3. Step 3: Cross multiply
    80,013.62x = 110,297.49 × 53,108.66
  4. Step 4: Simplify right side
    80,013.62x = 5,857,751,895.26
  5. Step 5: Solve for x
    x = 5,857,751,895.26/80,013.62
  6. Step 6: Final answer
    x = 73,209.43

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1.5x scale

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.