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Finding the Fourth Proportional to 112,133.16, 154,692.18 and 71,827.56

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Solution

The fourth proportional to 112,133.16, 154,692.18 and 71,827.56 is: 99,088.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,133.16 : 154,692.18 = 71,827.56 : x
  2. Step 2: Convert to fraction form
    112,133.16/154,692.18 = 71,827.56/x
  3. Step 3: Cross multiply
    112,133.16x = 154,692.18 × 71,827.56
  4. Step 4: Simplify right side
    112,133.16x = 11,111,161,840.48
  5. Step 5: Solve for x
    x = 11,111,161,840.48/112,133.16
  6. Step 6: Final answer
    x = 99,088.99

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