Finding the Fourth Proportional to 133,051.68, 199,511.10 and 44,274.06
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Solution
The fourth proportional to 133,051.68, 199,511.10 and 44,274.06 is: 66,388.99
Step by Step Solution
- Step 1: Write the proportion equation
133,051.68 : 199,511.10 = 44,274.06 : x - Step 2: Convert to fraction form
133,051.68/199,511.10 = 44,274.06/x - Step 3: Cross multiply
133,051.68x = 199,511.10 × 44,274.06 - Step 4: Simplify right side
133,051.68x = 8,833,166,412.07 - Step 5: Solve for x
x = 8,833,166,412.07/133,051.68 - Step 6: Final answer
x = 66,388.99
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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.