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Finding the Fourth Proportional to 141,443.65, 212,077.95 and 66,582.64

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Solution

The fourth proportional to 141,443.65, 212,077.95 and 66,582.64 is: 99,832.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,443.65 : 212,077.95 = 66,582.64 : x
  2. Step 2: Convert to fraction form
    141,443.65/212,077.95 = 66,582.64/x
  3. Step 3: Cross multiply
    141,443.65x = 212,077.95 × 66,582.64
  4. Step 4: Simplify right side
    141,443.65x = 14,120,709,796.79
  5. Step 5: Solve for x
    x = 14,120,709,796.79/141,443.65
  6. Step 6: Final answer
    x = 99,832.76

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