Finding the Fourth Proportional to 145,612.62, 201,007.41 and 97,893.64
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Solution
The fourth proportional to 145,612.62, 201,007.41 and 97,893.64 is: 135,134.90
Step by Step Solution
- Step 1: Write the proportion equation
145,612.62 : 201,007.41 = 97,893.64 : x - Step 2: Convert to fraction form
145,612.62/201,007.41 = 97,893.64/x - Step 3: Cross multiply
145,612.62x = 201,007.41 × 97,893.64 - Step 4: Simplify right side
145,612.62x = 19,677,346,916.03 - Step 5: Solve for x
x = 19,677,346,916.03/145,612.62 - Step 6: Final answer
x = 135,134.90
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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.