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Finding the Fourth Proportional to 103,684.15, 155,528.66 and 37,128.88

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Solution

The fourth proportional to 103,684.15, 155,528.66 and 37,128.88 is: 55,694.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,684.15 : 155,528.66 = 37,128.88 : x
  2. Step 2: Convert to fraction form
    103,684.15/155,528.66 = 37,128.88/x
  3. Step 3: Cross multiply
    103,684.15x = 155,528.66 × 37,128.88
  4. Step 4: Simplify right side
    103,684.15x = 5,774,604,953.70
  5. Step 5: Solve for x
    x = 5,774,604,953.70/103,684.15
  6. Step 6: Final answer
    x = 55,694.19

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