Finding the Fourth Proportional to 126,285.41, 174,273.50 and 69,696.38
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Solution
The fourth proportional to 126,285.41, 174,273.50 and 69,696.38 is: 96,180.80
Step by Step Solution
- Step 1: Write the proportion equation
126,285.41 : 174,273.50 = 69,696.38 : x - Step 2: Convert to fraction form
126,285.41/174,273.50 = 69,696.38/x - Step 3: Cross multiply
126,285.41x = 174,273.50 × 69,696.38 - Step 4: Simplify right side
126,285.41x = 12,146,230,860.08 - Step 5: Solve for x
x = 12,146,230,860.08/126,285.41 - Step 6: Final answer
x = 96,180.80
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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.