Home / 131,847.94-197,692.17-51,790.07

Finding the Fourth Proportional to 131,847.94, 197,692.17 and 51,790.07

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Solution

The fourth proportional to 131,847.94, 197,692.17 and 51,790.07 is: 77,653.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,847.94 : 197,692.17 = 51,790.07 : x
  2. Step 2: Convert to fraction form
    131,847.94/197,692.17 = 51,790.07/x
  3. Step 3: Cross multiply
    131,847.94x = 197,692.17 × 51,790.07
  4. Step 4: Simplify right side
    131,847.94x = 10,238,491,322.75
  5. Step 5: Solve for x
    x = 10,238,491,322.75/131,847.94
  6. Step 6: Final answer
    x = 77,653.78

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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.