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Finding the Fourth Proportional to 107,078.32, 147,765.88 and 59,331.52

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Solution

The fourth proportional to 107,078.32, 147,765.88 and 59,331.52 is: 81,876.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,078.32 : 147,765.88 = 59,331.52 : x
  2. Step 2: Convert to fraction form
    107,078.32/147,765.88 = 59,331.52/x
  3. Step 3: Cross multiply
    107,078.32x = 147,765.88 × 59,331.52
  4. Step 4: Simplify right side
    107,078.32x = 8,767,174,264.54
  5. Step 5: Solve for x
    x = 8,767,174,264.54/107,078.32
  6. Step 6: Final answer
    x = 81,876.28

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