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Finding the Fourth Proportional to 235,730.01, 325,315.41 and 128,303.94

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Solution

The fourth proportional to 235,730.01, 325,315.41 and 128,303.94 is: 177,063.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,730.01 : 325,315.41 = 128,303.94 : x
  2. Step 2: Convert to fraction form
    235,730.01/325,315.41 = 128,303.94/x
  3. Step 3: Cross multiply
    235,730.01x = 325,315.41 × 128,303.94
  4. Step 4: Simplify right side
    235,730.01x = 41,739,248,845.72
  5. Step 5: Solve for x
    x = 41,739,248,845.72/235,730.01
  6. Step 6: Final answer
    x = 177,063.79

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