Finding the Fourth Proportional to 168,639.32, 232,737.00 and 93,202.40
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Solution
The fourth proportional to 168,639.32, 232,737.00 and 93,202.40 is: 128,627.46
Step by Step Solution
- Step 1: Write the proportion equation
168,639.32 : 232,737.00 = 93,202.40 : x - Step 2: Convert to fraction form
168,639.32/232,737.00 = 93,202.40/x - Step 3: Cross multiply
168,639.32x = 232,737.00 × 93,202.40 - Step 4: Simplify right side
168,639.32x = 21,691,647,201.13 - Step 5: Solve for x
x = 21,691,647,201.13/168,639.32 - Step 6: Final answer
x = 128,627.46
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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.