Finding the Fourth Proportional to 154,743.26, 232,114.88 and 102,140.44
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Solution
The fourth proportional to 154,743.26, 232,114.88 and 102,140.44 is: 153,210.66
Step by Step Solution
- Step 1: Write the proportion equation
154,743.26 : 232,114.88 = 102,140.44 : x - Step 2: Convert to fraction form
154,743.26/232,114.88 = 102,140.44/x - Step 3: Cross multiply
154,743.26x = 232,114.88 × 102,140.44 - Step 4: Simplify right side
154,743.26x = 23,708,315,648.81 - Step 5: Solve for x
x = 23,708,315,648.81/154,743.26 - Step 6: Final answer
x = 153,210.66
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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.