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Finding the Fourth Proportional to 77,026.58, 115,444.44 and 43,645.52

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Solution

The fourth proportional to 77,026.58, 115,444.44 and 43,645.52 is: 65,414.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,026.58 : 115,444.44 = 43,645.52 : x
  2. Step 2: Convert to fraction form
    77,026.58/115,444.44 = 43,645.52/x
  3. Step 3: Cross multiply
    77,026.58x = 115,444.44 × 43,645.52
  4. Step 4: Simplify right side
    77,026.58x = 5,038,632,614.91
  5. Step 5: Solve for x
    x = 5,038,632,614.91/77,026.58
  6. Step 6: Final answer
    x = 65,414.21

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