Home / 79,609.49-109,861.07-43,801.82

Finding the Fourth Proportional to 79,609.49, 109,861.07 and 43,801.82

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Solution

The fourth proportional to 79,609.49, 109,861.07 and 43,801.82 is: 60,446.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,609.49 : 109,861.07 = 43,801.82 : x
  2. Step 2: Convert to fraction form
    79,609.49/109,861.07 = 43,801.82/x
  3. Step 3: Cross multiply
    79,609.49x = 109,861.07 × 43,801.82
  4. Step 4: Simplify right side
    79,609.49x = 4,812,114,813.15
  5. Step 5: Solve for x
    x = 4,812,114,813.15/79,609.49
  6. Step 6: Final answer
    x = 60,446.50

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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.