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Finding the Fourth Proportional to 250,627.50, 345,865.95 and 137,450.25

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Solution

The fourth proportional to 250,627.50, 345,865.95 and 137,450.25 is: 189,681.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,627.50 : 345,865.95 = 137,450.25 : x
  2. Step 2: Convert to fraction form
    250,627.50/345,865.95 = 137,450.25/x
  3. Step 3: Cross multiply
    250,627.50x = 345,865.95 × 137,450.25
  4. Step 4: Simplify right side
    250,627.50x = 47,539,361,293.99
  5. Step 5: Solve for x
    x = 47,539,361,293.99/250,627.50
  6. Step 6: Final answer
    x = 189,681.35

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