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Finding the Fourth Proportional to 358,448.80, 537,442.80 and 148,170.40

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Solution

The fourth proportional to 358,448.80, 537,442.80 and 148,170.40 is: 222,160.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,448.80 : 537,442.80 = 148,170.40 : x
  2. Step 2: Convert to fraction form
    358,448.80/537,442.80 = 148,170.40/x
  3. Step 3: Cross multiply
    358,448.80x = 537,442.80 × 148,170.40
  4. Step 4: Simplify right side
    358,448.80x = 79,633,114,653.12
  5. Step 5: Solve for x
    x = 79,633,114,653.12/358,448.80
  6. Step 6: Final answer
    x = 222,160.36

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