Finding the Fourth Proportional to 271,623.80, 374,823.16 and 150,759.28
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Solution
The fourth proportional to 271,623.80, 374,823.16 and 150,759.28 is: 208,037.99
Step by Step Solution
- Step 1: Write the proportion equation
271,623.80 : 374,823.16 = 150,759.28 : x - Step 2: Convert to fraction form
271,623.80/374,823.16 = 150,759.28/x - Step 3: Cross multiply
271,623.80x = 374,823.16 × 150,759.28 - Step 4: Simplify right side
271,623.80x = 56,508,069,728.92 - Step 5: Solve for x
x = 56,508,069,728.92/271,623.80 - Step 6: Final answer
x = 208,037.99
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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.