Home / 127,123.92-190,687.24-38,378.16

Finding the Fourth Proportional to 127,123.92, 190,687.24 and 38,378.16

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Solution

The fourth proportional to 127,123.92, 190,687.24 and 38,378.16 is: 57,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,123.92 : 190,687.24 = 38,378.16 : x
  2. Step 2: Convert to fraction form
    127,123.92/190,687.24 = 38,378.16/x
  3. Step 3: Cross multiply
    127,123.92x = 190,687.24 × 38,378.16
  4. Step 4: Simplify right side
    127,123.92x = 7,318,225,406.68
  5. Step 5: Solve for x
    x = 7,318,225,406.68/127,123.92
  6. Step 6: Final answer
    x = 57,567.65

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