Finding the Fourth Proportional to 76,946.88, 115,424.52 and 24,352.44
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Solution
The fourth proportional to 76,946.88, 115,424.52 and 24,352.44 is: 36,529.99
Step by Step Solution
- Step 1: Write the proportion equation
76,946.88 : 115,424.52 = 24,352.44 : x - Step 2: Convert to fraction form
76,946.88/115,424.52 = 24,352.44/x - Step 3: Cross multiply
76,946.88x = 115,424.52 × 24,352.44 - Step 4: Simplify right side
76,946.88x = 2,810,868,697.83 - Step 5: Solve for x
x = 2,810,868,697.83/76,946.88 - Step 6: Final answer
x = 36,529.99
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1.5x scale
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.