Finding the Fourth Proportional to 125,551.24, 173,270.40 and 71,853.10
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Solution
The fourth proportional to 125,551.24, 173,270.40 and 71,853.10 is: 99,162.82
Step by Step Solution
- Step 1: Write the proportion equation
125,551.24 : 173,270.40 = 71,853.10 : x - Step 2: Convert to fraction form
125,551.24/173,270.40 = 71,853.10/x - Step 3: Cross multiply
125,551.24x = 173,270.40 × 71,853.10 - Step 4: Simplify right side
125,551.24x = 12,450,015,378.24 - Step 5: Solve for x
x = 12,450,015,378.24/125,551.24 - Step 6: Final answer
x = 99,162.82
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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.