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Finding the Fourth Proportional to 254,169.84, 350,745.44 and 141,003.12

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Solution

The fourth proportional to 254,169.84, 350,745.44 and 141,003.12 is: 194,579.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,169.84 : 350,745.44 = 141,003.12 : x
  2. Step 2: Convert to fraction form
    254,169.84/350,745.44 = 141,003.12/x
  3. Step 3: Cross multiply
    254,169.84x = 350,745.44 × 141,003.12
  4. Step 4: Simplify right side
    254,169.84x = 49,456,201,365.77
  5. Step 5: Solve for x
    x = 49,456,201,365.77/254,169.84
  6. Step 6: Final answer
    x = 194,579.35

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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.