Home / 248,722.56-343,244.40-135,552.60

Finding the Fourth Proportional to 248,722.56, 343,244.40 and 135,552.60

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Solution

The fourth proportional to 248,722.56, 343,244.40 and 135,552.60 is: 187,066.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,722.56 : 343,244.40 = 135,552.60 : x
  2. Step 2: Convert to fraction form
    248,722.56/343,244.40 = 135,552.60/x
  3. Step 3: Cross multiply
    248,722.56x = 343,244.40 × 135,552.60
  4. Step 4: Simplify right side
    248,722.56x = 46,527,670,855.44
  5. Step 5: Solve for x
    x = 46,527,670,855.44/248,722.56
  6. Step 6: Final answer
    x = 187,066.55

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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.