Home / 254,860.51-351,716.53-140,147.85

Finding the Fourth Proportional to 254,860.51, 351,716.53 and 140,147.85

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Solution

The fourth proportional to 254,860.51, 351,716.53 and 140,147.85 is: 193,408.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,860.51 : 351,716.53 = 140,147.85 : x
  2. Step 2: Convert to fraction form
    254,860.51/351,716.53 = 140,147.85/x
  3. Step 3: Cross multiply
    254,860.51x = 351,716.53 × 140,147.85
  4. Step 4: Simplify right side
    254,860.51x = 49,292,314,788.22
  5. Step 5: Solve for x
    x = 49,292,314,788.22/254,860.51
  6. Step 6: Final answer
    x = 193,408.99

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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.