Home / 140,650.98-194,096.39-80,222.66

Finding the Fourth Proportional to 140,650.98, 194,096.39 and 80,222.66

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Solution

The fourth proportional to 140,650.98, 194,096.39 and 80,222.66 is: 110,706.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,650.98 : 194,096.39 = 80,222.66 : x
  2. Step 2: Convert to fraction form
    140,650.98/194,096.39 = 80,222.66/x
  3. Step 3: Cross multiply
    140,650.98x = 194,096.39 × 80,222.66
  4. Step 4: Simplify right side
    140,650.98x = 15,570,927,330.60
  5. Step 5: Solve for x
    x = 15,570,927,330.60/140,650.98
  6. Step 6: Final answer
    x = 110,706.14

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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.