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Finding the Fourth Proportional to 254,220.12, 350,819.10 and 141,040.44

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Solution

The fourth proportional to 254,220.12, 350,819.10 and 141,040.44 is: 194,633.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,220.12 : 350,819.10 = 141,040.44 : x
  2. Step 2: Convert to fraction form
    254,220.12/350,819.10 = 141,040.44/x
  3. Step 3: Cross multiply
    254,220.12x = 350,819.10 × 141,040.44
  4. Step 4: Simplify right side
    254,220.12x = 49,479,680,224.40
  5. Step 5: Solve for x
    x = 49,479,680,224.40/254,220.12
  6. Step 6: Final answer
    x = 194,633.22

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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.