Finding the Fourth Proportional to 76,960.35, 115,232.00 and 39,946.59
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Solution
The fourth proportional to 76,960.35, 115,232.00 and 39,946.59 is: 59,811.65
Step by Step Solution
- Step 1: Write the proportion equation
76,960.35 : 115,232.00 = 39,946.59 : x - Step 2: Convert to fraction form
76,960.35/115,232.00 = 39,946.59/x - Step 3: Cross multiply
76,960.35x = 115,232.00 × 39,946.59 - Step 4: Simplify right side
76,960.35x = 4,603,125,259.15 - Step 5: Solve for x
x = 4,603,125,259.15/76,960.35 - Step 6: Final answer
x = 59,811.65
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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.