Home / 77,793.37-107,365.07-43,808.49

Finding the Fourth Proportional to 77,793.37, 107,365.07 and 43,808.49

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Solution

The fourth proportional to 77,793.37, 107,365.07 and 43,808.49 is: 60,461.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,793.37 : 107,365.07 = 43,808.49 : x
  2. Step 2: Convert to fraction form
    77,793.37/107,365.07 = 43,808.49/x
  3. Step 3: Cross multiply
    77,793.37x = 107,365.07 × 43,808.49
  4. Step 4: Simplify right side
    77,793.37x = 4,703,501,704.97
  5. Step 5: Solve for x
    x = 4,703,501,704.97/77,793.37
  6. Step 6: Final answer
    x = 60,461.47

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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.