Finding the Fourth Proportional to 133,062.09, 199,519.28 and 44,267.12
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Solution
The fourth proportional to 133,062.09, 199,519.28 and 44,267.12 is: 66,376.11
Step by Step Solution
- Step 1: Write the proportion equation
133,062.09 : 199,519.28 = 44,267.12 : x - Step 2: Convert to fraction form
133,062.09/199,519.28 = 44,267.12/x - Step 3: Cross multiply
133,062.09x = 199,519.28 × 44,267.12 - Step 4: Simplify right side
133,062.09x = 8,832,143,584.29 - Step 5: Solve for x
x = 8,832,143,584.29/133,062.09 - Step 6: Final answer
x = 66,376.11
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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.