Home / 85,252.91-127,726.13-50,173.43

Finding the Fourth Proportional to 85,252.91, 127,726.13 and 50,173.43

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Solution

The fourth proportional to 85,252.91, 127,726.13 and 50,173.43 is: 75,169.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,252.91 : 127,726.13 = 50,173.43 : x
  2. Step 2: Convert to fraction form
    85,252.91/127,726.13 = 50,173.43/x
  3. Step 3: Cross multiply
    85,252.91x = 127,726.13 × 50,173.43
  4. Step 4: Simplify right side
    85,252.91x = 6,408,457,529.53
  5. Step 5: Solve for x
    x = 6,408,457,529.53/85,252.91
  6. Step 6: Final answer
    x = 75,169.96

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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.