Finding the Fourth Proportional to 153,093.84, 229,626.36 and 53,229.84
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Solution
The fourth proportional to 153,093.84, 229,626.36 and 53,229.84 is: 79,839.75
Step by Step Solution
- Step 1: Write the proportion equation
153,093.84 : 229,626.36 = 53,229.84 : x - Step 2: Convert to fraction form
153,093.84/229,626.36 = 53,229.84/x - Step 3: Cross multiply
153,093.84x = 229,626.36 × 53,229.84 - Step 4: Simplify right side
153,093.84x = 12,222,974,402.58 - Step 5: Solve for x
x = 12,222,974,402.58/153,093.84 - Step 6: Final answer
x = 79,839.75
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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.