Home / 274,852.41-412,272.77-75,172.80

Finding the Fourth Proportional to 274,852.41, 412,272.77 and 75,172.80

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Solution

The fourth proportional to 274,852.41, 412,272.77 and 75,172.80 is: 112,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,852.41 : 412,272.77 = 75,172.80 : x
  2. Step 2: Convert to fraction form
    274,852.41/412,272.77 = 75,172.80/x
  3. Step 3: Cross multiply
    274,852.41x = 412,272.77 × 75,172.80
  4. Step 4: Simplify right side
    274,852.41x = 30,991,698,484.66
  5. Step 5: Solve for x
    x = 30,991,698,484.66/274,852.41
  6. Step 6: Final answer
    x = 112,757.60

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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.