Finding the Fourth Proportional to 271,595.34, 374,846.58 and 158,418.06
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Solution
The fourth proportional to 271,595.34, 374,846.58 and 158,418.06 is: 218,643.18
Step by Step Solution
- Step 1: Write the proportion equation
271,595.34 : 374,846.58 = 158,418.06 : x - Step 2: Convert to fraction form
271,595.34/374,846.58 = 158,418.06/x - Step 3: Cross multiply
271,595.34x = 374,846.58 × 158,418.06 - Step 4: Simplify right side
271,595.34x = 59,382,468,001.23 - Step 5: Solve for x
x = 59,382,468,001.23/271,595.34 - Step 6: Final answer
x = 218,643.18
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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.