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Finding the Fourth Proportional to 188,526.20, 260,159.52 and 103,642.64

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Solution

The fourth proportional to 188,526.20, 260,159.52 and 103,642.64 is: 143,023.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,526.20 : 260,159.52 = 103,642.64 : x
  2. Step 2: Convert to fraction form
    188,526.20/260,159.52 = 103,642.64/x
  3. Step 3: Cross multiply
    188,526.20x = 260,159.52 × 103,642.64
  4. Step 4: Simplify right side
    188,526.20x = 26,963,619,473.93
  5. Step 5: Solve for x
    x = 26,963,619,473.93/188,526.20
  6. Step 6: Final answer
    x = 143,023.20

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