Home / 201,942.72-278,681.28-117,109.44

Finding the Fourth Proportional to 201,942.72, 278,681.28 and 117,109.44

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Solution

The fourth proportional to 201,942.72, 278,681.28 and 117,109.44 is: 161,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,942.72 : 278,681.28 = 117,109.44 : x
  2. Step 2: Convert to fraction form
    201,942.72/278,681.28 = 117,109.44/x
  3. Step 3: Cross multiply
    201,942.72x = 278,681.28 × 117,109.44
  4. Step 4: Simplify right side
    201,942.72x = 32,636,208,639.28
  5. Step 5: Solve for x
    x = 32,636,208,639.28/201,942.72
  6. Step 6: Final answer
    x = 161,611.22

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