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Finding the Fourth Proportional to 88,374.40, 132,415.80 and 43,905.40

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Solution

The fourth proportional to 88,374.40, 132,415.80 and 43,905.40 is: 65,785.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,374.40 : 132,415.80 = 43,905.40 : x
  2. Step 2: Convert to fraction form
    88,374.40/132,415.80 = 43,905.40/x
  3. Step 3: Cross multiply
    88,374.40x = 132,415.80 × 43,905.40
  4. Step 4: Simplify right side
    88,374.40x = 5,813,768,665.32
  5. Step 5: Solve for x
    x = 5,813,768,665.32/88,374.40
  6. Step 6: Final answer
    x = 65,785.66

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