Finding the Fourth Proportional to 79,878.48, 110,232.68 and 44,068.48
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Solution
The fourth proportional to 79,878.48, 110,232.68 and 44,068.48 is: 60,814.71
Step by Step Solution
- Step 1: Write the proportion equation
79,878.48 : 110,232.68 = 44,068.48 : x - Step 2: Convert to fraction form
79,878.48/110,232.68 = 44,068.48/x - Step 3: Cross multiply
79,878.48x = 110,232.68 × 44,068.48 - Step 4: Simplify right side
79,878.48x = 4,857,786,653.93 - Step 5: Solve for x
x = 4,857,786,653.93/79,878.48 - Step 6: Final answer
x = 60,814.71
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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.