Home / 250,564.42-345,771.66-143,132.32

Finding the Fourth Proportional to 250,564.42, 345,771.66 and 143,132.32

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Solution

The fourth proportional to 250,564.42, 345,771.66 and 143,132.32 is: 197,518.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,564.42 : 345,771.66 = 143,132.32 : x
  2. Step 2: Convert to fraction form
    250,564.42/345,771.66 = 143,132.32/x
  3. Step 3: Cross multiply
    250,564.42x = 345,771.66 × 143,132.32
  4. Step 4: Simplify right side
    250,564.42x = 49,491,099,886.05
  5. Step 5: Solve for x
    x = 49,491,099,886.05/250,564.42
  6. Step 6: Final answer
    x = 197,518.47

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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.