Home / 112,997.81-169,491.84-34,109.67

Finding the Fourth Proportional to 112,997.81, 169,491.84 and 34,109.67

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Solution

The fourth proportional to 112,997.81, 169,491.84 and 34,109.67 is: 51,163.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,997.81 : 169,491.84 = 34,109.67 : x
  2. Step 2: Convert to fraction form
    112,997.81/169,491.84 = 34,109.67/x
  3. Step 3: Cross multiply
    112,997.81x = 169,491.84 × 34,109.67
  4. Step 4: Simplify right side
    112,997.81x = 5,781,310,730.09
  5. Step 5: Solve for x
    x = 5,781,310,730.09/112,997.81
  6. Step 6: Final answer
    x = 51,163.04

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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.