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Finding the Fourth Proportional to 105,970.26, 146,238.84 and 58,223.49

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Solution

The fourth proportional to 105,970.26, 146,238.84 and 58,223.49 is: 80,348.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,970.26 : 146,238.84 = 58,223.49 : x
  2. Step 2: Convert to fraction form
    105,970.26/146,238.84 = 58,223.49/x
  3. Step 3: Cross multiply
    105,970.26x = 146,238.84 × 58,223.49
  4. Step 4: Simplify right side
    105,970.26x = 8,514,535,638.35
  5. Step 5: Solve for x
    x = 8,514,535,638.35/105,970.26
  6. Step 6: Final answer
    x = 80,348.35

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