Finding the Fourth Proportional to 68,898.24, 103,311.40 and 24,518.52
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Solution
The fourth proportional to 68,898.24, 103,311.40 and 24,518.52 is: 36,764.98
Step by Step Solution
- Step 1: Write the proportion equation
68,898.24 : 103,311.40 = 24,518.52 : x - Step 2: Convert to fraction form
68,898.24/103,311.40 = 24,518.52/x - Step 3: Cross multiply
68,898.24x = 103,311.40 × 24,518.52 - Step 4: Simplify right side
68,898.24x = 2,533,042,627.13 - Step 5: Solve for x
x = 2,533,042,627.13/68,898.24 - Step 6: Final answer
x = 36,764.98
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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.