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Finding the Fourth Proportional to 133,763.24, 200,726.38 and 53,786.22

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Solution

The fourth proportional to 133,763.24, 200,726.38 and 53,786.22 is: 80,712.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,763.24 : 200,726.38 = 53,786.22 : x
  2. Step 2: Convert to fraction form
    133,763.24/200,726.38 = 53,786.22/x
  3. Step 3: Cross multiply
    133,763.24x = 200,726.38 × 53,786.22
  4. Step 4: Simplify right side
    133,763.24x = 10,796,313,234.48
  5. Step 5: Solve for x
    x = 10,796,313,234.48/133,763.24
  6. Step 6: Final answer
    x = 80,712.11

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1.5x scale

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.