Home / 254,519.66-351,241.52-139,803.14

Finding the Fourth Proportional to 254,519.66, 351,241.52 and 139,803.14

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Solution

The fourth proportional to 254,519.66, 351,241.52 and 139,803.14 is: 192,930.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,519.66 : 351,241.52 = 139,803.14 : x
  2. Step 2: Convert to fraction form
    254,519.66/351,241.52 = 139,803.14/x
  3. Step 3: Cross multiply
    254,519.66x = 351,241.52 × 139,803.14
  4. Step 4: Simplify right side
    254,519.66x = 49,104,667,394.37
  5. Step 5: Solve for x
    x = 49,104,667,394.37/254,519.66
  6. Step 6: Final answer
    x = 192,930.74

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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.