Home / 250,244.94-345,334.10-142,812.20

Finding the Fourth Proportional to 250,244.94, 345,334.10 and 142,812.20

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Solution

The fourth proportional to 250,244.94, 345,334.10 and 142,812.20 is: 197,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,244.94 : 345,334.10 = 142,812.20 : x
  2. Step 2: Convert to fraction form
    250,244.94/345,334.10 = 142,812.20/x
  3. Step 3: Cross multiply
    250,244.94x = 345,334.10 × 142,812.20
  4. Step 4: Simplify right side
    250,244.94x = 49,317,922,556.02
  5. Step 5: Solve for x
    x = 49,317,922,556.02/250,244.94
  6. Step 6: Final answer
    x = 197,078.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.