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Finding the Fourth Proportional to 97,681.52, 134,826.78 and 57,422.26

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Solution

The fourth proportional to 97,681.52, 134,826.78 and 57,422.26 is: 79,258.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,681.52 : 134,826.78 = 57,422.26 : x
  2. Step 2: Convert to fraction form
    97,681.52/134,826.78 = 57,422.26/x
  3. Step 3: Cross multiply
    97,681.52x = 134,826.78 × 57,422.26
  4. Step 4: Simplify right side
    97,681.52x = 7,742,058,416.12
  5. Step 5: Solve for x
    x = 7,742,058,416.12/97,681.52
  6. Step 6: Final answer
    x = 79,258.17

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