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Finding the Fourth Proportional to 254,297.94, 350,919.33 and 141,119.70

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Solution

The fourth proportional to 254,297.94, 350,919.33 and 141,119.70 is: 194,738.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,297.94 : 350,919.33 = 141,119.70 : x
  2. Step 2: Convert to fraction form
    254,297.94/350,919.33 = 141,119.70/x
  3. Step 3: Cross multiply
    254,297.94x = 350,919.33 × 141,119.70
  4. Step 4: Simplify right side
    254,297.94x = 49,521,630,573.80
  5. Step 5: Solve for x
    x = 49,521,630,573.80/254,297.94
  6. Step 6: Final answer
    x = 194,738.62

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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.