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Finding the Fourth Proportional to 254,168.92, 350,795.10 and 141,028.12

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Solution

The fourth proportional to 254,168.92, 350,795.10 and 141,028.12 is: 194,642.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,168.92 : 350,795.10 = 141,028.12 : x
  2. Step 2: Convert to fraction form
    254,168.92/350,795.10 = 141,028.12/x
  3. Step 3: Cross multiply
    254,168.92x = 350,795.10 × 141,028.12
  4. Step 4: Simplify right side
    254,168.92x = 49,471,973,458.21
  5. Step 5: Solve for x
    x = 49,471,973,458.21/254,168.92
  6. Step 6: Final answer
    x = 194,642.10

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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.