Home / 53,370.05-79,944.35-31,115.93

Finding the Fourth Proportional to 53,370.05, 79,944.35 and 31,115.93

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Solution

The fourth proportional to 53,370.05, 79,944.35 and 31,115.93 is: 46,609.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,370.05 : 79,944.35 = 31,115.93 : x
  2. Step 2: Convert to fraction form
    53,370.05/79,944.35 = 31,115.93/x
  3. Step 3: Cross multiply
    53,370.05x = 79,944.35 × 31,115.93
  4. Step 4: Simplify right side
    53,370.05x = 2,487,542,243.19
  5. Step 5: Solve for x
    x = 2,487,542,243.19/53,370.05
  6. Step 6: Final answer
    x = 46,609.33

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