Finding the Fourth Proportional to 170,203.68, 234,876.51 and 94,752.18
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Solution
The fourth proportional to 170,203.68, 234,876.51 and 94,752.18 is: 130,755.47
Step by Step Solution
- Step 1: Write the proportion equation
170,203.68 : 234,876.51 = 94,752.18 : x - Step 2: Convert to fraction form
170,203.68/234,876.51 = 94,752.18/x - Step 3: Cross multiply
170,203.68x = 234,876.51 × 94,752.18 - Step 4: Simplify right side
170,203.68x = 22,255,061,353.29 - Step 5: Solve for x
x = 22,255,061,353.29/170,203.68 - Step 6: Final answer
x = 130,755.47
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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.