Finding the Fourth Proportional to 79,635.84, 119,444.52 and 29,717.68
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Solution
The fourth proportional to 79,635.84, 119,444.52 and 29,717.68 is: 44,573.07
Step by Step Solution
- Step 1: Write the proportion equation
79,635.84 : 119,444.52 = 29,717.68 : x - Step 2: Convert to fraction form
79,635.84/119,444.52 = 29,717.68/x - Step 3: Cross multiply
79,635.84x = 119,444.52 × 29,717.68 - Step 4: Simplify right side
79,635.84x = 3,549,614,023.11 - Step 5: Solve for x
x = 3,549,614,023.11/79,635.84 - Step 6: Final answer
x = 44,573.07
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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.