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Finding the Fourth Proportional to 158,607.90, 218,822.13 and 90,575.82

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Solution

The fourth proportional to 158,607.90, 218,822.13 and 90,575.82 is: 124,962.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,607.90 : 218,822.13 = 90,575.82 : x
  2. Step 2: Convert to fraction form
    158,607.90/218,822.13 = 90,575.82/x
  3. Step 3: Cross multiply
    158,607.90x = 218,822.13 × 90,575.82
  4. Step 4: Simplify right side
    158,607.90x = 19,819,993,858.90
  5. Step 5: Solve for x
    x = 19,819,993,858.90/158,607.90
  6. Step 6: Final answer
    x = 124,962.21

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