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Finding the Fourth Proportional to 319,142.88, 478,726.47 and 119,442.24

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Solution

The fourth proportional to 319,142.88, 478,726.47 and 119,442.24 is: 179,167.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,142.88 : 478,726.47 = 119,442.24 : x
  2. Step 2: Convert to fraction form
    319,142.88/478,726.47 = 119,442.24/x
  3. Step 3: Cross multiply
    319,142.88x = 478,726.47 × 119,442.24
  4. Step 4: Simplify right side
    319,142.88x = 57,180,161,924.09
  5. Step 5: Solve for x
    x = 57,180,161,924.09/319,142.88
  6. Step 6: Final answer
    x = 179,167.91

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