Finding the Fourth Proportional to 102,252.56, 153,415.74 and 35,702.49
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Solution
The fourth proportional to 102,252.56, 153,415.74 and 35,702.49 is: 53,566.62
Step by Step Solution
- Step 1: Write the proportion equation
102,252.56 : 153,415.74 = 35,702.49 : x - Step 2: Convert to fraction form
102,252.56/153,415.74 = 35,702.49/x - Step 3: Cross multiply
102,252.56x = 153,415.74 × 35,702.49 - Step 4: Simplify right side
102,252.56x = 5,477,323,923.19 - Step 5: Solve for x
x = 5,477,323,923.19/102,252.56 - Step 6: Final answer
x = 53,566.62
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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.