Home / 130,724.73-180,400.14-74,136.11

Finding the Fourth Proportional to 130,724.73, 180,400.14 and 74,136.11

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Solution

The fourth proportional to 130,724.73, 180,400.14 and 74,136.11 is: 102,307.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,724.73 : 180,400.14 = 74,136.11 : x
  2. Step 2: Convert to fraction form
    130,724.73/180,400.14 = 74,136.11/x
  3. Step 3: Cross multiply
    130,724.73x = 180,400.14 × 74,136.11
  4. Step 4: Simplify right side
    130,724.73x = 13,374,164,623.06
  5. Step 5: Solve for x
    x = 13,374,164,623.06/130,724.73
  6. Step 6: Final answer
    x = 102,307.84

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