Home / 248,484.21-372,673.98-80,019.60

Finding the Fourth Proportional to 248,484.21, 372,673.98 and 80,019.60

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Solution

The fourth proportional to 248,484.21, 372,673.98 and 80,019.60 is: 120,012.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,484.21 : 372,673.98 = 80,019.60 : x
  2. Step 2: Convert to fraction form
    248,484.21/372,673.98 = 80,019.60/x
  3. Step 3: Cross multiply
    248,484.21x = 372,673.98 × 80,019.60
  4. Step 4: Simplify right side
    248,484.21x = 29,821,222,810.01
  5. Step 5: Solve for x
    x = 29,821,222,810.01/248,484.21
  6. Step 6: Final answer
    x = 120,012.55

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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.