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Finding the Fourth Proportional to 107,202.68, 160,811.70 and 28,316.12

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Solution

The fourth proportional to 107,202.68, 160,811.70 and 28,316.12 is: 42,476.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,202.68 : 160,811.70 = 28,316.12 : x
  2. Step 2: Convert to fraction form
    107,202.68/160,811.70 = 28,316.12/x
  3. Step 3: Cross multiply
    107,202.68x = 160,811.70 × 28,316.12
  4. Step 4: Simplify right side
    107,202.68x = 4,553,563,394.60
  5. Step 5: Solve for x
    x = 4,553,563,394.60/107,202.68
  6. Step 6: Final answer
    x = 42,476.21

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