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Finding the Fourth Proportional to 155,588.76, 214,694.73 and 87,603.98

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Solution

The fourth proportional to 155,588.76, 214,694.73 and 87,603.98 is: 120,883.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,588.76 : 214,694.73 = 87,603.98 : x
  2. Step 2: Convert to fraction form
    155,588.76/214,694.73 = 87,603.98/x
  3. Step 3: Cross multiply
    155,588.76x = 214,694.73 × 87,603.98
  4. Step 4: Simplify right side
    155,588.76x = 18,808,111,759.55
  5. Step 5: Solve for x
    x = 18,808,111,759.55/155,588.76
  6. Step 6: Final answer
    x = 120,883.49

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