Home / 145,318.20-218,009.70-113,825.40

Finding the Fourth Proportional to 145,318.20, 218,009.70 and 113,825.40

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Solution

The fourth proportional to 145,318.20, 218,009.70 and 113,825.40 is: 170,763.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,318.20 : 218,009.70 = 113,825.40 : x
  2. Step 2: Convert to fraction form
    145,318.20/218,009.70 = 113,825.40/x
  3. Step 3: Cross multiply
    145,318.20x = 218,009.70 × 113,825.40
  4. Step 4: Simplify right side
    145,318.20x = 24,815,041,306.38
  5. Step 5: Solve for x
    x = 24,815,041,306.38/145,318.20
  6. Step 6: Final answer
    x = 170,763.48

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