Finding the Fourth Proportional to 155,098.37, 232,680.69 and 53,899.63
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Solution
The fourth proportional to 155,098.37, 232,680.69 and 53,899.63 is: 80,860.95
Step by Step Solution
- Step 1: Write the proportion equation
155,098.37 : 232,680.69 = 53,899.63 : x - Step 2: Convert to fraction form
155,098.37/232,680.69 = 53,899.63/x - Step 3: Cross multiply
155,098.37x = 232,680.69 × 53,899.63 - Step 4: Simplify right side
155,098.37x = 12,541,402,517.44 - Step 5: Solve for x
x = 12,541,402,517.44/155,098.37 - Step 6: Final answer
x = 80,860.95
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1.5x scale
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.