Home / 250,176.54-345,239.48-135,454.28

Finding the Fourth Proportional to 250,176.54, 345,239.48 and 135,454.28

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Solution

The fourth proportional to 250,176.54, 345,239.48 and 135,454.28 is: 186,924.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,176.54 : 345,239.48 = 135,454.28 : x
  2. Step 2: Convert to fraction form
    250,176.54/345,239.48 = 135,454.28/x
  3. Step 3: Cross multiply
    250,176.54x = 345,239.48 × 135,454.28
  4. Step 4: Simplify right side
    250,176.54x = 46,764,165,190.97
  5. Step 5: Solve for x
    x = 46,764,165,190.97/250,176.54
  6. Step 6: Final answer
    x = 186,924.66

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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.