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Finding the Fourth Proportional to 266,050.37, 399,064.41 and 123,846.77

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Solution

The fourth proportional to 266,050.37, 399,064.41 and 123,846.77 is: 185,764.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,050.37 : 399,064.41 = 123,846.77 : x
  2. Step 2: Convert to fraction form
    266,050.37/399,064.41 = 123,846.77/x
  3. Step 3: Cross multiply
    266,050.37x = 399,064.41 × 123,846.77
  4. Step 4: Simplify right side
    266,050.37x = 49,422,836,205.13
  5. Step 5: Solve for x
    x = 49,422,836,205.13/266,050.37
  6. Step 6: Final answer
    x = 185,764.96

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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.