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Finding the Fourth Proportional to 194,460.80, 291,642.60 and 74,491.70

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Solution

The fourth proportional to 194,460.80, 291,642.60 and 74,491.70 is: 111,718.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,460.80 : 291,642.60 = 74,491.70 : x
  2. Step 2: Convert to fraction form
    194,460.80/291,642.60 = 74,491.70/x
  3. Step 3: Cross multiply
    194,460.80x = 291,642.60 × 74,491.70
  4. Step 4: Simplify right side
    194,460.80x = 21,724,953,066.42
  5. Step 5: Solve for x
    x = 21,724,953,066.42/194,460.80
  6. Step 6: Final answer
    x = 111,718.93

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