Finding the Fourth Proportional to 68,203.44, 102,349.08 and 33,124.08
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Solution
The fourth proportional to 68,203.44, 102,349.08 and 33,124.08 is: 49,707.45
Step by Step Solution
- Step 1: Write the proportion equation
68,203.44 : 102,349.08 = 33,124.08 : x - Step 2: Convert to fraction form
68,203.44/102,349.08 = 33,124.08/x - Step 3: Cross multiply
68,203.44x = 102,349.08 × 33,124.08 - Step 4: Simplify right side
68,203.44x = 3,390,219,113.85 - Step 5: Solve for x
x = 3,390,219,113.85/68,203.44 - Step 6: Final answer
x = 49,707.45
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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.