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Finding the Fourth Proportional to 168,017.80, 252,026.70 and 105,809.80

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Solution

The fourth proportional to 168,017.80, 252,026.70 and 105,809.80 is: 158,714.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,017.80 : 252,026.70 = 105,809.80 : x
  2. Step 2: Convert to fraction form
    168,017.80/252,026.70 = 105,809.80/x
  3. Step 3: Cross multiply
    168,017.80x = 252,026.70 × 105,809.80
  4. Step 4: Simplify right side
    168,017.80x = 26,666,894,721.66
  5. Step 5: Solve for x
    x = 26,666,894,721.66/168,017.80
  6. Step 6: Final answer
    x = 158,714.70

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