Finding the Fourth Proportional to 118,517.61, 177,776.58 and 48,396.92
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Solution
The fourth proportional to 118,517.61, 177,776.58 and 48,396.92 is: 72,595.45
Step by Step Solution
- Step 1: Write the proportion equation
118,517.61 : 177,776.58 = 48,396.92 : x - Step 2: Convert to fraction form
118,517.61/177,776.58 = 48,396.92/x - Step 3: Cross multiply
118,517.61x = 177,776.58 × 48,396.92 - Step 4: Simplify right side
118,517.61x = 8,603,838,920.13 - Step 5: Solve for x
x = 8,603,838,920.13/118,517.61 - Step 6: Final answer
x = 72,595.45
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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.