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Finding the Fourth Proportional to 104,669.30, 157,040.40 and 45,547.40

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Solution

The fourth proportional to 104,669.30, 157,040.40 and 45,547.40 is: 68,336.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,669.30 : 157,040.40 = 45,547.40 : x
  2. Step 2: Convert to fraction form
    104,669.30/157,040.40 = 45,547.40/x
  3. Step 3: Cross multiply
    104,669.30x = 157,040.40 × 45,547.40
  4. Step 4: Simplify right side
    104,669.30x = 7,152,781,914.96
  5. Step 5: Solve for x
    x = 7,152,781,914.96/104,669.30
  6. Step 6: Final answer
    x = 68,336.96

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