Finding the Fourth Proportional to 173,691.46, 239,618.01 and 133,334.02
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Solution
The fourth proportional to 173,691.46, 239,618.01 and 133,334.02 is: 183,942.45
Step by Step Solution
- Step 1: Write the proportion equation
173,691.46 : 239,618.01 = 133,334.02 : x - Step 2: Convert to fraction form
173,691.46/239,618.01 = 133,334.02/x - Step 3: Cross multiply
173,691.46x = 239,618.01 × 133,334.02 - Step 4: Simplify right side
173,691.46x = 31,949,232,537.70 - Step 5: Solve for x
x = 31,949,232,537.70/173,691.46 - Step 6: Final answer
x = 183,942.45
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1.5x scale
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.