Finding the Fourth Proportional to 75,248.18, 103,846.73 and 44,639.39
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Solution
The fourth proportional to 75,248.18, 103,846.73 and 44,639.39 is: 61,604.88
Step by Step Solution
- Step 1: Write the proportion equation
75,248.18 : 103,846.73 = 44,639.39 : x - Step 2: Convert to fraction form
75,248.18/103,846.73 = 44,639.39/x - Step 3: Cross multiply
75,248.18x = 103,846.73 × 44,639.39 - Step 4: Simplify right side
75,248.18x = 4,635,654,717.11 - Step 5: Solve for x
x = 4,635,654,717.11/75,248.18 - Step 6: Final answer
x = 61,604.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.