Home / 77,704.54-116,556.80-51,403.14

Finding the Fourth Proportional to 77,704.54, 116,556.80 and 51,403.14

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Solution

The fourth proportional to 77,704.54, 116,556.80 and 51,403.14 is: 77,104.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,704.54 : 116,556.80 = 51,403.14 : x
  2. Step 2: Convert to fraction form
    77,704.54/116,556.80 = 51,403.14/x
  3. Step 3: Cross multiply
    77,704.54x = 116,556.80 × 51,403.14
  4. Step 4: Simplify right side
    77,704.54x = 5,991,385,508.35
  5. Step 5: Solve for x
    x = 5,991,385,508.35/77,704.54
  6. Step 6: Final answer
    x = 77,104.70

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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.