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Finding the Fourth Proportional to 163,614.80, 245,422.20 and 162,448.40

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Solution

The fourth proportional to 163,614.80, 245,422.20 and 162,448.40 is: 243,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,614.80 : 245,422.20 = 162,448.40 : x
  2. Step 2: Convert to fraction form
    163,614.80/245,422.20 = 162,448.40/x
  3. Step 3: Cross multiply
    163,614.80x = 245,422.20 × 162,448.40
  4. Step 4: Simplify right side
    163,614.80x = 39,868,443,714.48
  5. Step 5: Solve for x
    x = 39,868,443,714.48/163,614.80
  6. Step 6: Final answer
    x = 243,672.60

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