Finding the Fourth Proportional to 75,135.54, 112,714.30 and 22,549.18
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Solution
The fourth proportional to 75,135.54, 112,714.30 and 22,549.18 is: 33,827.07
Step by Step Solution
- Step 1: Write the proportion equation
75,135.54 : 112,714.30 = 22,549.18 : x - Step 2: Convert to fraction form
75,135.54/112,714.30 = 22,549.18/x - Step 3: Cross multiply
75,135.54x = 112,714.30 × 22,549.18 - Step 4: Simplify right side
75,135.54x = 2,541,615,039.27 - Step 5: Solve for x
x = 2,541,615,039.27/75,135.54 - Step 6: Final answer
x = 33,827.07
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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.