Home / 250,364.88-345,504.20-137,194.96

Finding the Fourth Proportional to 250,364.88, 345,504.20 and 137,194.96

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Solution

The fourth proportional to 250,364.88, 345,504.20 and 137,194.96 is: 189,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,364.88 : 345,504.20 = 137,194.96 : x
  2. Step 2: Convert to fraction form
    250,364.88/345,504.20 = 137,194.96/x
  3. Step 3: Cross multiply
    250,364.88x = 345,504.20 × 137,194.96
  4. Step 4: Simplify right side
    250,364.88x = 47,401,434,898.83
  5. Step 5: Solve for x
    x = 47,401,434,898.83/250,364.88
  6. Step 6: Final answer
    x = 189,329.41

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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.