Home / 250,748.89-346,033.47-143,321.23

Finding the Fourth Proportional to 250,748.89, 346,033.47 and 143,321.23

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Solution

The fourth proportional to 250,748.89, 346,033.47 and 143,321.23 is: 197,783.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,748.89 : 346,033.47 = 143,321.23 : x
  2. Step 2: Convert to fraction form
    250,748.89/346,033.47 = 143,321.23/x
  3. Step 3: Cross multiply
    250,748.89x = 346,033.47 × 143,321.23
  4. Step 4: Simplify right side
    250,748.89x = 49,593,940,959.88
  5. Step 5: Solve for x
    x = 49,593,940,959.88/250,748.89
  6. Step 6: Final answer
    x = 197,783.29

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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.