Home / 108,223.66-162,371.96-68,196.16

Finding the Fourth Proportional to 108,223.66, 162,371.96 and 68,196.16

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Solution

The fourth proportional to 108,223.66, 162,371.96 and 68,196.16 is: 102,317.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,223.66 : 162,371.96 = 68,196.16 : x
  2. Step 2: Convert to fraction form
    108,223.66/162,371.96 = 68,196.16/x
  3. Step 3: Cross multiply
    108,223.66x = 162,371.96 × 68,196.16
  4. Step 4: Simplify right side
    108,223.66x = 11,073,144,163.67
  5. Step 5: Solve for x
    x = 11,073,144,163.67/108,223.66
  6. Step 6: Final answer
    x = 102,317.22

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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.