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Finding the Fourth Proportional to 156,716.70, 235,075.05 and 154,383.90

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Solution

The fourth proportional to 156,716.70, 235,075.05 and 154,383.90 is: 231,575.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,716.70 : 235,075.05 = 154,383.90 : x
  2. Step 2: Convert to fraction form
    156,716.70/235,075.05 = 154,383.90/x
  3. Step 3: Cross multiply
    156,716.70x = 235,075.05 × 154,383.90
  4. Step 4: Simplify right side
    156,716.70x = 36,291,803,011.70
  5. Step 5: Solve for x
    x = 36,291,803,011.70/156,716.70
  6. Step 6: Final answer
    x = 231,575.85

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