Finding the Fourth Proportional to 109,531.08, 151,152.84 and 59,230.08
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Solution
The fourth proportional to 109,531.08, 151,152.84 and 59,230.08 is: 81,737.48
Step by Step Solution
- Step 1: Write the proportion equation
109,531.08 : 151,152.84 = 59,230.08 : x - Step 2: Convert to fraction form
109,531.08/151,152.84 = 59,230.08/x - Step 3: Cross multiply
109,531.08x = 151,152.84 × 59,230.08 - Step 4: Simplify right side
109,531.08x = 8,952,794,805.43 - Step 5: Solve for x
x = 8,952,794,805.43/109,531.08 - Step 6: Final answer
x = 81,737.48
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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.