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Finding the Fourth Proportional to 88,712.89, 122,421.99 and 48,426.54

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Solution

The fourth proportional to 88,712.89, 122,421.99 and 48,426.54 is: 66,827.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,712.89 : 122,421.99 = 48,426.54 : x
  2. Step 2: Convert to fraction form
    88,712.89/122,421.99 = 48,426.54/x
  3. Step 3: Cross multiply
    88,712.89x = 122,421.99 × 48,426.54
  4. Step 4: Simplify right side
    88,712.89x = 5,928,473,395.61
  5. Step 5: Solve for x
    x = 5,928,473,395.61/88,712.89
  6. Step 6: Final answer
    x = 66,827.64

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