Home / 250,427.31-345,522.42-142,975.95

Finding the Fourth Proportional to 250,427.31, 345,522.42 and 142,975.95

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Solution

The fourth proportional to 250,427.31, 345,522.42 and 142,975.95 is: 197,268.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,427.31 : 345,522.42 = 142,975.95 : x
  2. Step 2: Convert to fraction form
    250,427.31/345,522.42 = 142,975.95/x
  3. Step 3: Cross multiply
    250,427.31x = 345,522.42 × 142,975.95
  4. Step 4: Simplify right side
    250,427.31x = 49,401,396,245.80
  5. Step 5: Solve for x
    x = 49,401,396,245.80/250,427.31
  6. Step 6: Final answer
    x = 197,268.41

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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.