Home / 248,600.67-343,067.13-135,423.42

Finding the Fourth Proportional to 248,600.67, 343,067.13 and 135,423.42

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Solution

The fourth proportional to 248,600.67, 343,067.13 and 135,423.42 is: 186,883.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,600.67 : 343,067.13 = 135,423.42 : x
  2. Step 2: Convert to fraction form
    248,600.67/343,067.13 = 135,423.42/x
  3. Step 3: Cross multiply
    248,600.67x = 343,067.13 × 135,423.42
  4. Step 4: Simplify right side
    248,600.67x = 46,459,324,034.18
  5. Step 5: Solve for x
    x = 46,459,324,034.18/248,600.67
  6. Step 6: Final answer
    x = 186,883.34

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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.