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Finding the Fourth Proportional to 136,464.99, 188,335.54 and 76,045.47

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Solution

The fourth proportional to 136,464.99, 188,335.54 and 76,045.47 is: 104,950.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,464.99 : 188,335.54 = 76,045.47 : x
  2. Step 2: Convert to fraction form
    136,464.99/188,335.54 = 76,045.47/x
  3. Step 3: Cross multiply
    136,464.99x = 188,335.54 × 76,045.47
  4. Step 4: Simplify right side
    136,464.99x = 14,322,064,657.00
  5. Step 5: Solve for x
    x = 14,322,064,657.00/136,464.99
  6. Step 6: Final answer
    x = 104,950.47

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