Finding the Fourth Proportional to 99,293.44, 148,893.35 and 36,068.99
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Solution
The fourth proportional to 99,293.44, 148,893.35 and 36,068.99 is: 54,086.48
Step by Step Solution
- Step 1: Write the proportion equation
99,293.44 : 148,893.35 = 36,068.99 : x - Step 2: Convert to fraction form
99,293.44/148,893.35 = 36,068.99/x - Step 3: Cross multiply
99,293.44x = 148,893.35 × 36,068.99 - Step 4: Simplify right side
99,293.44x = 5,370,432,752.22 - Step 5: Solve for x
x = 5,370,432,752.22/99,293.44 - Step 6: Final answer
x = 54,086.48
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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.