Home / 248,627.84-343,105.60-135,450.24

Finding the Fourth Proportional to 248,627.84, 343,105.60 and 135,450.24

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Solution

The fourth proportional to 248,627.84, 343,105.60 and 135,450.24 is: 186,920.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,627.84 : 343,105.60 = 135,450.24 : x
  2. Step 2: Convert to fraction form
    248,627.84/343,105.60 = 135,450.24/x
  3. Step 3: Cross multiply
    248,627.84x = 343,105.60 × 135,450.24
  4. Step 4: Simplify right side
    248,627.84x = 46,473,735,865.34
  5. Step 5: Solve for x
    x = 46,473,735,865.34/248,627.84
  6. Step 6: Final answer
    x = 186,920.88

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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.