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Finding the Fourth Proportional to 187,289.19, 258,458.73 and 101,248.23

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Solution

The fourth proportional to 187,289.19, 258,458.73 and 101,248.23 is: 139,722.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,289.19 : 258,458.73 = 101,248.23 : x
  2. Step 2: Convert to fraction form
    187,289.19/258,458.73 = 101,248.23/x
  3. Step 3: Cross multiply
    187,289.19x = 258,458.73 × 101,248.23
  4. Step 4: Simplify right side
    187,289.19x = 26,168,488,940.55
  5. Step 5: Solve for x
    x = 26,168,488,940.55/187,289.19
  6. Step 6: Final answer
    x = 139,722.37

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