Finding the Fourth Proportional to 178,411.60, 246,207.36 and 97,837.12
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Solution
The fourth proportional to 178,411.60, 246,207.36 and 97,837.12 is: 135,014.87
Step by Step Solution
- Step 1: Write the proportion equation
178,411.60 : 246,207.36 = 97,837.12 : x - Step 2: Convert to fraction form
178,411.60/246,207.36 = 97,837.12/x - Step 3: Cross multiply
178,411.60x = 246,207.36 × 97,837.12 - Step 4: Simplify right side
178,411.60x = 24,088,219,025.20 - Step 5: Solve for x
x = 24,088,219,025.20/178,411.60 - Step 6: Final answer
x = 135,014.87
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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.