Finding the Fourth Proportional to 71,747.29, 107,567.35 and 49,497.19
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Solution
The fourth proportional to 71,747.29, 107,567.35 and 49,497.19 is: 74,208.82
Step by Step Solution
- Step 1: Write the proportion equation
71,747.29 : 107,567.35 = 49,497.19 : x - Step 2: Convert to fraction form
71,747.29/107,567.35 = 49,497.19/x - Step 3: Cross multiply
71,747.29x = 107,567.35 × 49,497.19 - Step 4: Simplify right side
71,747.29x = 5,324,281,560.75 - Step 5: Solve for x
x = 5,324,281,560.75/71,747.29 - Step 6: Final answer
x = 74,208.82
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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.