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Finding the Fourth Proportional to 147,319.70, 203,295.80 and 90,054.92

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Solution

The fourth proportional to 147,319.70, 203,295.80 and 90,054.92 is: 124,272.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,319.70 : 203,295.80 = 90,054.92 : x
  2. Step 2: Convert to fraction form
    147,319.70/203,295.80 = 90,054.92/x
  3. Step 3: Cross multiply
    147,319.70x = 203,295.80 × 90,054.92
  4. Step 4: Simplify right side
    147,319.70x = 18,307,788,288.75
  5. Step 5: Solve for x
    x = 18,307,788,288.75/147,319.70
  6. Step 6: Final answer
    x = 124,272.51

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