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Finding the Fourth Proportional to 97,426.90, 134,447.80 and 54,407.09

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Solution

The fourth proportional to 97,426.90, 134,447.80 and 54,407.09 is: 75,081.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,426.90 : 134,447.80 = 54,407.09 : x
  2. Step 2: Convert to fraction form
    97,426.90/134,447.80 = 54,407.09/x
  3. Step 3: Cross multiply
    97,426.90x = 134,447.80 × 54,407.09
  4. Step 4: Simplify right side
    97,426.90x = 7,314,913,857.02
  5. Step 5: Solve for x
    x = 7,314,913,857.02/97,426.90
  6. Step 6: Final answer
    x = 75,081.05

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