Home / 248,385.36-372,578.16-82,173.36

Finding the Fourth Proportional to 248,385.36, 372,578.16 and 82,173.36

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Solution

The fourth proportional to 248,385.36, 372,578.16 and 82,173.36 is: 123,260.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,385.36 : 372,578.16 = 82,173.36 : x
  2. Step 2: Convert to fraction form
    248,385.36/372,578.16 = 82,173.36/x
  3. Step 3: Cross multiply
    248,385.36x = 372,578.16 × 82,173.36
  4. Step 4: Simplify right side
    248,385.36x = 30,615,999,269.82
  5. Step 5: Solve for x
    x = 30,615,999,269.82/248,385.36
  6. Step 6: Final answer
    x = 123,260.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.