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Finding the Fourth Proportional to 147,815.60, 221,723.40 and 103,492.40

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Solution

The fourth proportional to 147,815.60, 221,723.40 and 103,492.40 is: 155,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,815.60 : 221,723.40 = 103,492.40 : x
  2. Step 2: Convert to fraction form
    147,815.60/221,723.40 = 103,492.40/x
  3. Step 3: Cross multiply
    147,815.60x = 221,723.40 × 103,492.40
  4. Step 4: Simplify right side
    147,815.60x = 22,946,686,802.16
  5. Step 5: Solve for x
    x = 22,946,686,802.16/147,815.60
  6. Step 6: Final answer
    x = 155,238.60

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