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Finding the Fourth Proportional to 178,001.80, 266,484.30 and 172,817.80

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Solution

The fourth proportional to 178,001.80, 266,484.30 and 172,817.80 is: 258,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,001.80 : 266,484.30 = 172,817.80 : x
  2. Step 2: Convert to fraction form
    178,001.80/266,484.30 = 172,817.80/x
  3. Step 3: Cross multiply
    178,001.80x = 266,484.30 × 172,817.80
  4. Step 4: Simplify right side
    178,001.80x = 46,053,230,460.54
  5. Step 5: Solve for x
    x = 46,053,230,460.54/178,001.80
  6. Step 6: Final answer
    x = 258,723.40

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