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Finding the Fourth Proportional to 102,028.65, 153,058.82 and 52,081.73

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Solution

The fourth proportional to 102,028.65, 153,058.82 and 52,081.73 is: 78,130.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,028.65 : 153,058.82 = 52,081.73 : x
  2. Step 2: Convert to fraction form
    102,028.65/153,058.82 = 52,081.73/x
  3. Step 3: Cross multiply
    102,028.65x = 153,058.82 × 52,081.73
  4. Step 4: Simplify right side
    102,028.65x = 7,971,567,111.66
  5. Step 5: Solve for x
    x = 7,971,567,111.66/102,028.65
  6. Step 6: Final answer
    x = 78,130.67

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