Home / 248,765.49-343,345.37-173,270.25

Finding the Fourth Proportional to 248,765.49, 343,345.37 and 173,270.25

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Solution

The fourth proportional to 248,765.49, 343,345.37 and 173,270.25 is: 239,147.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,765.49 : 343,345.37 = 173,270.25 : x
  2. Step 2: Convert to fraction form
    248,765.49/343,345.37 = 173,270.25/x
  3. Step 3: Cross multiply
    248,765.49x = 343,345.37 × 173,270.25
  4. Step 4: Simplify right side
    248,765.49x = 59,491,537,229.89
  5. Step 5: Solve for x
    x = 59,491,537,229.89/248,765.49
  6. Step 6: Final answer
    x = 239,147.07

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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.