Home / 76,343.88-114,588.72-46,819.38

Finding the Fourth Proportional to 76,343.88, 114,588.72 and 46,819.38

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Solution

The fourth proportional to 76,343.88, 114,588.72 and 46,819.38 is: 70,273.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,343.88 : 114,588.72 = 46,819.38 : x
  2. Step 2: Convert to fraction form
    76,343.88/114,588.72 = 46,819.38/x
  3. Step 3: Cross multiply
    76,343.88x = 114,588.72 × 46,819.38
  4. Step 4: Simplify right side
    76,343.88x = 5,364,972,825.39
  5. Step 5: Solve for x
    x = 5,364,972,825.39/76,343.88
  6. Step 6: Final answer
    x = 70,273.78

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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.