Home / 254,868.66-351,705.24-140,145.12

Finding the Fourth Proportional to 254,868.66, 351,705.24 and 140,145.12

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Solution

The fourth proportional to 254,868.66, 351,705.24 and 140,145.12 is: 193,392.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,868.66 : 351,705.24 = 140,145.12 : x
  2. Step 2: Convert to fraction form
    254,868.66/351,705.24 = 140,145.12/x
  3. Step 3: Cross multiply
    254,868.66x = 351,705.24 × 140,145.12
  4. Step 4: Simplify right side
    254,868.66x = 49,289,773,064.43
  5. Step 5: Solve for x
    x = 49,289,773,064.43/254,868.66
  6. Step 6: Final answer
    x = 193,392.84

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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.