Home / 284,742.37-392,945.18-155,689.17

Finding the Fourth Proportional to 284,742.37, 392,945.18 and 155,689.17

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Solution

The fourth proportional to 284,742.37, 392,945.18 and 155,689.17 is: 214,851.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,742.37 : 392,945.18 = 155,689.17 : x
  2. Step 2: Convert to fraction form
    284,742.37/392,945.18 = 155,689.17/x
  3. Step 3: Cross multiply
    284,742.37x = 392,945.18 × 155,689.17
  4. Step 4: Simplify right side
    284,742.37x = 61,177,309,986.21
  5. Step 5: Solve for x
    x = 61,177,309,986.21/284,742.37
  6. Step 6: Final answer
    x = 214,851.44

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