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Finding the Fourth Proportional to 88,205.40, 132,005.70 and 53,170.20

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Solution

The fourth proportional to 88,205.40, 132,005.70 and 53,170.20 is: 79,573.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,205.40 : 132,005.70 = 53,170.20 : x
  2. Step 2: Convert to fraction form
    88,205.40/132,005.70 = 53,170.20/x
  3. Step 3: Cross multiply
    88,205.40x = 132,005.70 × 53,170.20
  4. Step 4: Simplify right side
    88,205.40x = 7,018,769,470.14
  5. Step 5: Solve for x
    x = 7,018,769,470.14/88,205.40
  6. Step 6: Final answer
    x = 79,573.01

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