Finding the Fourth Proportional to 248,794.56, 343,340.64 and 135,622.08
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Solution
The fourth proportional to 248,794.56, 343,340.64 and 135,622.08 is: 187,160.73
Step by Step Solution
- Step 1: Write the proportion equation
248,794.56 : 343,340.64 = 135,622.08 : x - Step 2: Convert to fraction form
248,794.56/343,340.64 = 135,622.08/x - Step 3: Cross multiply
248,794.56x = 343,340.64 × 135,622.08 - Step 4: Simplify right side
248,794.56x = 46,564,571,745.33 - Step 5: Solve for x
x = 46,564,571,745.33/248,794.56 - Step 6: Final answer
x = 187,160.73
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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.