Home / 212,700.21-318,749.40-117,972.06

Finding the Fourth Proportional to 212,700.21, 318,749.40 and 117,972.06

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Solution

The fourth proportional to 212,700.21, 318,749.40 and 117,972.06 is: 176,791.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,700.21 : 318,749.40 = 117,972.06 : x
  2. Step 2: Convert to fraction form
    212,700.21/318,749.40 = 117,972.06/x
  3. Step 3: Cross multiply
    212,700.21x = 318,749.40 × 117,972.06
  4. Step 4: Simplify right side
    212,700.21x = 37,603,523,341.76
  5. Step 5: Solve for x
    x = 37,603,523,341.76/212,700.21
  6. Step 6: Final answer
    x = 176,791.19

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