Home / 250,627.37-345,884.06-143,195.09

Finding the Fourth Proportional to 250,627.37, 345,884.06 and 143,195.09

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Solution

The fourth proportional to 250,627.37, 345,884.06 and 143,195.09 is: 197,619.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,627.37 : 345,884.06 = 143,195.09 : x
  2. Step 2: Convert to fraction form
    250,627.37/345,884.06 = 143,195.09/x
  3. Step 3: Cross multiply
    250,627.37x = 345,884.06 × 143,195.09
  4. Step 4: Simplify right side
    250,627.37x = 49,528,898,869.96
  5. Step 5: Solve for x
    x = 49,528,898,869.96/250,627.37
  6. Step 6: Final answer
    x = 197,619.68

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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.