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Finding the Fourth Proportional to 74,681.90, 112,022.75 and 34,679.01

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Solution

The fourth proportional to 74,681.90, 112,022.75 and 34,679.01 is: 52,018.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,681.90 : 112,022.75 = 34,679.01 : x
  2. Step 2: Convert to fraction form
    74,681.90/112,022.75 = 34,679.01/x
  3. Step 3: Cross multiply
    74,681.90x = 112,022.75 × 34,679.01
  4. Step 4: Simplify right side
    74,681.90x = 3,884,838,112.89
  5. Step 5: Solve for x
    x = 3,884,838,112.89/74,681.90
  6. Step 6: Final answer
    x = 52,018.47

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