Home / 250,623.74-345,828.79-143,200.73

Finding the Fourth Proportional to 250,623.74, 345,828.79 and 143,200.73

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Solution

The fourth proportional to 250,623.74, 345,828.79 and 143,200.73 is: 197,598.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,623.74 : 345,828.79 = 143,200.73 : x
  2. Step 2: Convert to fraction form
    250,623.74/345,828.79 = 143,200.73/x
  3. Step 3: Cross multiply
    250,623.74x = 345,828.79 × 143,200.73
  4. Step 4: Simplify right side
    250,623.74x = 49,522,935,183.02
  5. Step 5: Solve for x
    x = 49,522,935,183.02/250,623.74
  6. Step 6: Final answer
    x = 197,598.74

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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.