Home / 69,456.32-95,858.40-41,172.80

Finding the Fourth Proportional to 69,456.32, 95,858.40 and 41,172.80

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Solution

The fourth proportional to 69,456.32, 95,858.40 and 41,172.80 is: 56,823.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,456.32 : 95,858.40 = 41,172.80 : x
  2. Step 2: Convert to fraction form
    69,456.32/95,858.40 = 41,172.80/x
  3. Step 3: Cross multiply
    69,456.32x = 95,858.40 × 41,172.80
  4. Step 4: Simplify right side
    69,456.32x = 3,946,758,731.52
  5. Step 5: Solve for x
    x = 3,946,758,731.52/69,456.32
  6. Step 6: Final answer
    x = 56,823.61

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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.