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Finding the Fourth Proportional to 158,649.82, 218,937.10 and 87,030.44

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Solution

The fourth proportional to 158,649.82, 218,937.10 and 87,030.44 is: 120,102.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,649.82 : 218,937.10 = 87,030.44 : x
  2. Step 2: Convert to fraction form
    158,649.82/218,937.10 = 87,030.44/x
  3. Step 3: Cross multiply
    158,649.82x = 218,937.10 × 87,030.44
  4. Step 4: Simplify right side
    158,649.82x = 19,054,192,145.32
  5. Step 5: Solve for x
    x = 19,054,192,145.32/158,649.82
  6. Step 6: Final answer
    x = 120,102.20

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