Finding the Fourth Proportional to 79,888.91, 110,246.56 and 44,078.81
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Solution
The fourth proportional to 79,888.91, 110,246.56 and 44,078.81 is: 60,828.68
Step by Step Solution
- Step 1: Write the proportion equation
79,888.91 : 110,246.56 = 44,078.81 : x - Step 2: Convert to fraction form
79,888.91/110,246.56 = 44,078.81/x - Step 3: Cross multiply
79,888.91x = 110,246.56 × 44,078.81 - Step 4: Simplify right side
79,888.91x = 4,859,537,171.39 - Step 5: Solve for x
x = 4,859,537,171.39/79,888.91 - Step 6: Final answer
x = 60,828.68
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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.