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Finding the Fourth Proportional to 76,415.70, 114,623.55 and 48,422.10

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Solution

The fourth proportional to 76,415.70, 114,623.55 and 48,422.10 is: 72,633.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,415.70 : 114,623.55 = 48,422.10 : x
  2. Step 2: Convert to fraction form
    76,415.70/114,623.55 = 48,422.10/x
  3. Step 3: Cross multiply
    76,415.70x = 114,623.55 × 48,422.10
  4. Step 4: Simplify right side
    76,415.70x = 5,550,313,000.46
  5. Step 5: Solve for x
    x = 5,550,313,000.46/76,415.70
  6. Step 6: Final answer
    x = 72,633.15

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