Home / 250,039.14-345,054.06-135,317.82

Finding the Fourth Proportional to 250,039.14, 345,054.06 and 135,317.82

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Solution

The fourth proportional to 250,039.14, 345,054.06 and 135,317.82 is: 186,738.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,039.14 : 345,054.06 = 135,317.82 : x
  2. Step 2: Convert to fraction form
    250,039.14/345,054.06 = 135,317.82/x
  3. Step 3: Cross multiply
    250,039.14x = 345,054.06 × 135,317.82
  4. Step 4: Simplify right side
    250,039.14x = 46,691,963,181.35
  5. Step 5: Solve for x
    x = 46,691,963,181.35/250,039.14
  6. Step 6: Final answer
    x = 186,738.62

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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.