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Finding the Fourth Proportional to 79,670.70, 119,450.66 and 35,273.21

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Solution

The fourth proportional to 79,670.70, 119,450.66 and 35,273.21 is: 52,885.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,670.70 : 119,450.66 = 35,273.21 : x
  2. Step 2: Convert to fraction form
    79,670.70/119,450.66 = 35,273.21/x
  3. Step 3: Cross multiply
    79,670.70x = 119,450.66 × 35,273.21
  4. Step 4: Simplify right side
    79,670.70x = 4,213,407,441.20
  5. Step 5: Solve for x
    x = 4,213,407,441.20/79,670.70
  6. Step 6: Final answer
    x = 52,885.28

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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.