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Finding the Fourth Proportional to 83,881.56, 115,756.56 and 46,155.81

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Solution

The fourth proportional to 83,881.56, 115,756.56 and 46,155.81 is: 63,695.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,881.56 : 115,756.56 = 46,155.81 : x
  2. Step 2: Convert to fraction form
    83,881.56/115,756.56 = 46,155.81/x
  3. Step 3: Cross multiply
    83,881.56x = 115,756.56 × 46,155.81
  4. Step 4: Simplify right side
    83,881.56x = 5,342,837,789.61
  5. Step 5: Solve for x
    x = 5,342,837,789.61/83,881.56
  6. Step 6: Final answer
    x = 63,695.02

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