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Finding the Fourth Proportional to 254,244.88, 350,865.84 and 141,078.16

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Solution

The fourth proportional to 254,244.88, 350,865.84 and 141,078.16 is: 194,692.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,244.88 : 350,865.84 = 141,078.16 : x
  2. Step 2: Convert to fraction form
    254,244.88/350,865.84 = 141,078.16/x
  3. Step 3: Cross multiply
    254,244.88x = 350,865.84 × 141,078.16
  4. Step 4: Simplify right side
    254,244.88x = 49,499,507,114.05
  5. Step 5: Solve for x
    x = 49,499,507,114.05/254,244.88
  6. Step 6: Final answer
    x = 194,692.25

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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.