Home / 248,609.12-343,064.43-146,611.20

Finding the Fourth Proportional to 248,609.12, 343,064.43 and 146,611.20

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Solution

The fourth proportional to 248,609.12, 343,064.43 and 146,611.20 is: 202,313.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,609.12 : 343,064.43 = 146,611.20 : x
  2. Step 2: Convert to fraction form
    248,609.12/343,064.43 = 146,611.20/x
  3. Step 3: Cross multiply
    248,609.12x = 343,064.43 × 146,611.20
  4. Step 4: Simplify right side
    248,609.12x = 50,297,087,759.62
  5. Step 5: Solve for x
    x = 50,297,087,759.62/248,609.12
  6. Step 6: Final answer
    x = 202,313.93

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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.