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Finding the Fourth Proportional to 104,904.81, 157,422.84 and 42,575.31

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Solution

The fourth proportional to 104,904.81, 157,422.84 and 42,575.31 is: 63,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,904.81 : 157,422.84 = 42,575.31 : x
  2. Step 2: Convert to fraction form
    104,904.81/157,422.84 = 42,575.31/x
  3. Step 3: Cross multiply
    104,904.81x = 157,422.84 × 42,575.31
  4. Step 4: Simplify right side
    104,904.81x = 6,702,326,214.08
  5. Step 5: Solve for x
    x = 6,702,326,214.08/104,904.81
  6. Step 6: Final answer
    x = 63,889.60

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