Finding the Fourth Proportional to 154,801.86, 232,258.12 and 94,135.56
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Solution
The fourth proportional to 154,801.86, 232,258.12 and 94,135.56 is: 141,236.99
Step by Step Solution
- Step 1: Write the proportion equation
154,801.86 : 232,258.12 = 94,135.56 : x - Step 2: Convert to fraction form
154,801.86/232,258.12 = 94,135.56/x - Step 3: Cross multiply
154,801.86x = 232,258.12 × 94,135.56 - Step 4: Simplify right side
154,801.86x = 21,863,748,190.75 - Step 5: Solve for x
x = 21,863,748,190.75/154,801.86 - Step 6: Final answer
x = 141,236.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.