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Finding the Fourth Proportional to 358,445.80, 537,438.30 and 148,167.40

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Solution

The fourth proportional to 358,445.80, 537,438.30 and 148,167.40 is: 222,155.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,445.80 : 537,438.30 = 148,167.40 : x
  2. Step 2: Convert to fraction form
    358,445.80/537,438.30 = 148,167.40/x
  3. Step 3: Cross multiply
    358,445.80x = 537,438.30 × 148,167.40
  4. Step 4: Simplify right side
    358,445.80x = 79,630,835,571.42
  5. Step 5: Solve for x
    x = 79,630,835,571.42/358,445.80
  6. Step 6: Final answer
    x = 222,155.86

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