Home / 76,080,149.72-114,194,020.37-36,716,105.48

Finding the Fourth Proportional to 76,080,149.72, 114,194,020.37 and 36,716,105.48

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Solution

The fourth proportional to 76,080,149.72, 114,194,020.37 and 36,716,105.48 is: 55,109,771.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,080,149.72 : 114,194,020.37 = 36,716,105.48 : x
  2. Step 2: Convert to fraction form
    76,080,149.72/114,194,020.37 = 36,716,105.48/x
  3. Step 3: Cross multiply
    76,080,149.72x = 114,194,020.37 × 36,716,105.48
  4. Step 4: Simplify right side
    76,080,149.72x = 4,192,759,696,335,638
  5. Step 5: Solve for x
    x = 4,192,759,696,335,638/76,080,149.72
  6. Step 6: Final answer
    x = 55,109,771.89

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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.