Home / 234,680.22-323,808.84-139,217.94

Finding the Fourth Proportional to 234,680.22, 323,808.84 and 139,217.94

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Solution

The fourth proportional to 234,680.22, 323,808.84 and 139,217.94 is: 192,091.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,680.22 : 323,808.84 = 139,217.94 : x
  2. Step 2: Convert to fraction form
    234,680.22/323,808.84 = 139,217.94/x
  3. Step 3: Cross multiply
    234,680.22x = 323,808.84 × 139,217.94
  4. Step 4: Simplify right side
    234,680.22x = 45,079,999,658.59
  5. Step 5: Solve for x
    x = 45,079,999,658.59/234,680.22
  6. Step 6: Final answer
    x = 192,091.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.