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Finding the Fourth Proportional to 74,967.84, 103,455.72 and 43,136.10

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Solution

The fourth proportional to 74,967.84, 103,455.72 and 43,136.10 is: 59,527.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,967.84 : 103,455.72 = 43,136.10 : x
  2. Step 2: Convert to fraction form
    74,967.84/103,455.72 = 43,136.10/x
  3. Step 3: Cross multiply
    74,967.84x = 103,455.72 × 43,136.10
  4. Step 4: Simplify right side
    74,967.84x = 4,462,676,283.49
  5. Step 5: Solve for x
    x = 4,462,676,283.49/74,967.84
  6. Step 6: Final answer
    x = 59,527.88

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