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Finding the Fourth Proportional to 182,369.98, 251,703.25 and 108,786.95

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Solution

The fourth proportional to 182,369.98, 251,703.25 and 108,786.95 is: 150,145.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,369.98 : 251,703.25 = 108,786.95 : x
  2. Step 2: Convert to fraction form
    182,369.98/251,703.25 = 108,786.95/x
  3. Step 3: Cross multiply
    182,369.98x = 251,703.25 × 108,786.95
  4. Step 4: Simplify right side
    182,369.98x = 27,382,028,285.99
  5. Step 5: Solve for x
    x = 27,382,028,285.99/182,369.98
  6. Step 6: Final answer
    x = 150,145.48

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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.