Finding the Fourth Proportional to 178,445.26, 246,261.35 and 97,876.18
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Solution
The fourth proportional to 178,445.26, 246,261.35 and 97,876.18 is: 135,072.90
Step by Step Solution
- Step 1: Write the proportion equation
178,445.26 : 246,261.35 = 97,876.18 : x - Step 2: Convert to fraction form
178,445.26/246,261.35 = 97,876.18/x - Step 3: Cross multiply
178,445.26x = 246,261.35 × 97,876.18 - Step 4: Simplify right side
178,445.26x = 24,103,118,498.96 - Step 5: Solve for x
x = 24,103,118,498.96/178,445.26 - Step 6: Final answer
x = 135,072.90
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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.