Home / 250,067.43-345,093.48-135,346.14

Finding the Fourth Proportional to 250,067.43, 345,093.48 and 135,346.14

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Solution

The fourth proportional to 250,067.43, 345,093.48 and 135,346.14 is: 186,777.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,067.43 : 345,093.48 = 135,346.14 : x
  2. Step 2: Convert to fraction form
    250,067.43/345,093.48 = 135,346.14/x
  3. Step 3: Cross multiply
    250,067.43x = 345,093.48 × 135,346.14
  4. Step 4: Simplify right side
    250,067.43x = 46,707,070,457.17
  5. Step 5: Solve for x
    x = 46,707,070,457.17/250,067.43
  6. Step 6: Final answer
    x = 186,777.90

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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.