Finding the Fourth Proportional to 76,819.08, 115,228.62 and 24,232.65
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Solution
The fourth proportional to 76,819.08, 115,228.62 and 24,232.65 is: 36,348.98
Step by Step Solution
- Step 1: Write the proportion equation
76,819.08 : 115,228.62 = 24,232.65 : x - Step 2: Convert to fraction form
76,819.08/115,228.62 = 24,232.65/x - Step 3: Cross multiply
76,819.08x = 115,228.62 × 24,232.65 - Step 4: Simplify right side
76,819.08x = 2,792,294,818.44 - Step 5: Solve for x
x = 2,792,294,818.44/76,819.08 - Step 6: Final answer
x = 36,348.98
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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.