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Finding the Fourth Proportional to 216,692.64, 299,030.40 and 119,900.16

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Solution

The fourth proportional to 216,692.64, 299,030.40 and 119,900.16 is: 165,459.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,692.64 : 299,030.40 = 119,900.16 : x
  2. Step 2: Convert to fraction form
    216,692.64/299,030.40 = 119,900.16/x
  3. Step 3: Cross multiply
    216,692.64x = 299,030.40 × 119,900.16
  4. Step 4: Simplify right side
    216,692.64x = 35,853,792,804.86
  5. Step 5: Solve for x
    x = 35,853,792,804.86/216,692.64
  6. Step 6: Final answer
    x = 165,459.21

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