Finding the Fourth Proportional to 68,168.60, 102,401.98 and 48,573.08
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Solution
The fourth proportional to 68,168.60, 102,401.98 and 48,573.08 is: 72,965.85
Step by Step Solution
- Step 1: Write the proportion equation
68,168.60 : 102,401.98 = 48,573.08 : x - Step 2: Convert to fraction form
68,168.60/102,401.98 = 48,573.08/x - Step 3: Cross multiply
68,168.60x = 102,401.98 × 48,573.08 - Step 4: Simplify right side
68,168.60x = 4,973,979,566.70 - Step 5: Solve for x
x = 4,973,979,566.70/68,168.60 - Step 6: Final answer
x = 72,965.85
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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.