Home / 77,913.44-107,512.62-46,076.12

Finding the Fourth Proportional to 77,913.44, 107,512.62 and 46,076.12

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Solution

The fourth proportional to 77,913.44, 107,512.62 and 46,076.12 is: 63,580.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,913.44 : 107,512.62 = 46,076.12 : x
  2. Step 2: Convert to fraction form
    77,913.44/107,512.62 = 46,076.12/x
  3. Step 3: Cross multiply
    77,913.44x = 107,512.62 × 46,076.12
  4. Step 4: Simplify right side
    77,913.44x = 4,953,764,380.63
  5. Step 5: Solve for x
    x = 4,953,764,380.63/77,913.44
  6. Step 6: Final answer
    x = 63,580.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.