Finding the Fourth Proportional to 178,657.08, 246,548.55 and 96,985.97
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Solution
The fourth proportional to 178,657.08, 246,548.55 and 96,985.97 is: 133,841.60
Step by Step Solution
- Step 1: Write the proportion equation
178,657.08 : 246,548.55 = 96,985.97 : x - Step 2: Convert to fraction form
178,657.08/246,548.55 = 96,985.97/x - Step 3: Cross multiply
178,657.08x = 246,548.55 × 96,985.97 - Step 4: Simplify right side
178,657.08x = 23,911,749,601.96 - Step 5: Solve for x
x = 23,911,749,601.96/178,657.08 - Step 6: Final answer
x = 133,841.60
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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.