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Finding the Fourth Proportional to 70,928.19, 97,881.54 and 39,098.22

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Solution

The fourth proportional to 70,928.19, 97,881.54 and 39,098.22 is: 53,955.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,928.19 : 97,881.54 = 39,098.22 : x
  2. Step 2: Convert to fraction form
    70,928.19/97,881.54 = 39,098.22/x
  3. Step 3: Cross multiply
    70,928.19x = 97,881.54 × 39,098.22
  4. Step 4: Simplify right side
    70,928.19x = 3,826,993,984.86
  5. Step 5: Solve for x
    x = 3,826,993,984.86/70,928.19
  6. Step 6: Final answer
    x = 53,955.90

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