Home / 250,627.24-345,864.90-143,230.60

Finding the Fourth Proportional to 250,627.24, 345,864.90 and 143,230.60

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Solution

The fourth proportional to 250,627.24, 345,864.90 and 143,230.60 is: 197,657.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,627.24 : 345,864.90 = 143,230.60 : x
  2. Step 2: Convert to fraction form
    250,627.24/345,864.90 = 143,230.60/x
  3. Step 3: Cross multiply
    250,627.24x = 345,864.90 × 143,230.60
  4. Step 4: Simplify right side
    250,627.24x = 49,538,437,145.94
  5. Step 5: Solve for x
    x = 49,538,437,145.94/250,627.24
  6. Step 6: Final answer
    x = 197,657.83

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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.