Finding the Fourth Proportional to 271,102.68, 374,032.08 and 163,631.88
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Solution
The fourth proportional to 271,102.68, 374,032.08 and 163,631.88 is: 225,757.90
Step by Step Solution
- Step 1: Write the proportion equation
271,102.68 : 374,032.08 = 163,631.88 : x - Step 2: Convert to fraction form
271,102.68/374,032.08 = 163,631.88/x - Step 3: Cross multiply
271,102.68x = 374,032.08 × 163,631.88 - Step 4: Simplify right side
271,102.68x = 61,203,572,430.71 - Step 5: Solve for x
x = 61,203,572,430.71/271,102.68 - Step 6: Final answer
x = 225,757.90
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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.