Finding the Fourth Proportional to 173,886.40, 260,653.18 and 98,851.52
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Solution
The fourth proportional to 173,886.40, 260,653.18 and 98,851.52 is: 148,176.99
Step by Step Solution
- Step 1: Write the proportion equation
173,886.40 : 260,653.18 = 98,851.52 : x - Step 2: Convert to fraction form
173,886.40/260,653.18 = 98,851.52/x - Step 3: Cross multiply
173,886.40x = 260,653.18 × 98,851.52 - Step 4: Simplify right side
173,886.40x = 25,765,963,035.83 - Step 5: Solve for x
x = 25,765,963,035.83/173,886.40 - Step 6: Final answer
x = 148,176.99
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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.