Finding the Fourth Proportional to 147,092.22, 202,740.57 and 112,625.10
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Solution
The fourth proportional to 147,092.22, 202,740.57 and 112,625.10 is: 155,233.75
Step by Step Solution
- Step 1: Write the proportion equation
147,092.22 : 202,740.57 = 112,625.10 : x - Step 2: Convert to fraction form
147,092.22/202,740.57 = 112,625.10/x - Step 3: Cross multiply
147,092.22x = 202,740.57 × 112,625.10 - Step 4: Simplify right side
147,092.22x = 22,833,676,970.31 - Step 5: Solve for x
x = 22,833,676,970.31/147,092.22 - Step 6: Final answer
x = 155,233.75
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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.