Finding the Fourth Proportional to 178,445.76, 246,262.04 and 97,876.68
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Solution
The fourth proportional to 178,445.76, 246,262.04 and 97,876.68 is: 135,073.60
Step by Step Solution
- Step 1: Write the proportion equation
178,445.76 : 246,262.04 = 97,876.68 : x - Step 2: Convert to fraction form
178,445.76/246,262.04 = 97,876.68/x - Step 3: Cross multiply
178,445.76x = 246,262.04 × 97,876.68 - Step 4: Simplify right side
178,445.76x = 24,103,310,885.23 - Step 5: Solve for x
x = 24,103,310,885.23/178,445.76 - Step 6: Final answer
x = 135,073.60
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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.