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Finding the Fourth Proportional to 116,219.14, 160,417.48 and 100,472.74

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Solution

The fourth proportional to 116,219.14, 160,417.48 and 100,472.74 is: 138,682.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,219.14 : 160,417.48 = 100,472.74 : x
  2. Step 2: Convert to fraction form
    116,219.14/160,417.48 = 100,472.74/x
  3. Step 3: Cross multiply
    116,219.14x = 160,417.48 × 100,472.74
  4. Step 4: Simplify right side
    116,219.14x = 16,117,583,759.50
  5. Step 5: Solve for x
    x = 16,117,583,759.50/116,219.14
  6. Step 6: Final answer
    x = 138,682.70

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