Home / 254,087.44-350,638.26-139,363.72

Finding the Fourth Proportional to 254,087.44, 350,638.26 and 139,363.72

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Solution

The fourth proportional to 254,087.44, 350,638.26 and 139,363.72 is: 192,320.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,087.44 : 350,638.26 = 139,363.72 : x
  2. Step 2: Convert to fraction form
    254,087.44/350,638.26 = 139,363.72/x
  3. Step 3: Cross multiply
    254,087.44x = 350,638.26 × 139,363.72
  4. Step 4: Simplify right side
    254,087.44x = 48,866,252,287.93
  5. Step 5: Solve for x
    x = 48,866,252,287.93/254,087.44
  6. Step 6: Final answer
    x = 192,320.61

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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.