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Finding the Fourth Proportional to 313,909.40, 470,715.70 and 114,090.52

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Solution

The fourth proportional to 313,909.40, 470,715.70 and 114,090.52 is: 171,081.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,909.40 : 470,715.70 = 114,090.52 : x
  2. Step 2: Convert to fraction form
    313,909.40/470,715.70 = 114,090.52/x
  3. Step 3: Cross multiply
    313,909.40x = 470,715.70 × 114,090.52
  4. Step 4: Simplify right side
    313,909.40x = 53,704,198,985.16
  5. Step 5: Solve for x
    x = 53,704,198,985.16/313,909.40
  6. Step 6: Final answer
    x = 171,081.84

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