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Finding the Fourth Proportional to 88,705.14, 122,205.16 and 61,798.98

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Solution

The fourth proportional to 88,705.14, 122,205.16 and 61,798.98 is: 85,137.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,705.14 : 122,205.16 = 61,798.98 : x
  2. Step 2: Convert to fraction form
    88,705.14/122,205.16 = 61,798.98/x
  3. Step 3: Cross multiply
    88,705.14x = 122,205.16 × 61,798.98
  4. Step 4: Simplify right side
    88,705.14x = 7,552,154,238.74
  5. Step 5: Solve for x
    x = 7,552,154,238.74/88,705.14
  6. Step 6: Final answer
    x = 85,137.73

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