Home / 79,748.49-119,540.66-35,396.13

Finding the Fourth Proportional to 79,748.49, 119,540.66 and 35,396.13

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Solution

The fourth proportional to 79,748.49, 119,540.66 and 35,396.13 is: 53,057.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,748.49 : 119,540.66 = 35,396.13 : x
  2. Step 2: Convert to fraction form
    79,748.49/119,540.66 = 35,396.13/x
  3. Step 3: Cross multiply
    79,748.49x = 119,540.66 × 35,396.13
  4. Step 4: Simplify right side
    79,748.49x = 4,231,276,564.67
  5. Step 5: Solve for x
    x = 4,231,276,564.67/79,748.49
  6. Step 6: Final answer
    x = 53,057.76

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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.