Home / 77,496.96-116,244.76-51,318.80

Finding the Fourth Proportional to 77,496.96, 116,244.76 and 51,318.80

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Solution

The fourth proportional to 77,496.96, 116,244.76 and 51,318.80 is: 76,977.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,496.96 : 116,244.76 = 51,318.80 : x
  2. Step 2: Convert to fraction form
    77,496.96/116,244.76 = 51,318.80/x
  3. Step 3: Cross multiply
    77,496.96x = 116,244.76 × 51,318.80
  4. Step 4: Simplify right side
    77,496.96x = 5,965,541,589.49
  5. Step 5: Solve for x
    x = 5,965,541,589.49/77,496.96
  6. Step 6: Final answer
    x = 76,977.75

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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.