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Finding the Fourth Proportional to 76,425.16, 114,559.98 and 70,768.12

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Solution

The fourth proportional to 76,425.16, 114,559.98 and 70,768.12 is: 106,080.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,425.16 : 114,559.98 = 70,768.12 : x
  2. Step 2: Convert to fraction form
    76,425.16/114,559.98 = 70,768.12/x
  3. Step 3: Cross multiply
    76,425.16x = 114,559.98 × 70,768.12
  4. Step 4: Simplify right side
    76,425.16x = 8,107,194,411.84
  5. Step 5: Solve for x
    x = 8,107,194,411.84/76,425.16
  6. Step 6: Final answer
    x = 106,080.18

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