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Finding the Fourth Proportional to 124,010.40, 186,476.40 and 103,735.20

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Solution

The fourth proportional to 124,010.40, 186,476.40 and 103,735.20 is: 155,988.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,010.40 : 186,476.40 = 103,735.20 : x
  2. Step 2: Convert to fraction form
    124,010.40/186,476.40 = 103,735.20/x
  3. Step 3: Cross multiply
    124,010.40x = 186,476.40 × 103,735.20
  4. Step 4: Simplify right side
    124,010.40x = 19,344,166,649.28
  5. Step 5: Solve for x
    x = 19,344,166,649.28/124,010.40
  6. Step 6: Final answer
    x = 155,988.26

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