Home / 92,991.24-139,568.67-50,910.12

Finding the Fourth Proportional to 92,991.24, 139,568.67 and 50,910.12

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Solution

The fourth proportional to 92,991.24, 139,568.67 and 50,910.12 is: 76,409.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,991.24 : 139,568.67 = 50,910.12 : x
  2. Step 2: Convert to fraction form
    92,991.24/139,568.67 = 50,910.12/x
  3. Step 3: Cross multiply
    92,991.24x = 139,568.67 × 50,910.12
  4. Step 4: Simplify right side
    92,991.24x = 7,105,457,737.94
  5. Step 5: Solve for x
    x = 7,105,457,737.94/92,991.24
  6. Step 6: Final answer
    x = 76,409.97

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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.