Finding the Fourth Proportional to 212,062.84, 292,746.92 and 134,577.44
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Solution
The fourth proportional to 212,062.84, 292,746.92 and 134,577.44 is: 185,780.46
Step by Step Solution
- Step 1: Write the proportion equation
212,062.84 : 292,746.92 = 134,577.44 : x - Step 2: Convert to fraction form
212,062.84/292,746.92 = 134,577.44/x - Step 3: Cross multiply
212,062.84x = 292,746.92 × 134,577.44 - Step 4: Simplify right side
212,062.84x = 39,397,131,061.48 - Step 5: Solve for x
x = 39,397,131,061.48/212,062.84 - Step 6: Final answer
x = 185,780.46
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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.