Finding the Fourth Proportional to 79,965.04, 119,948.12 and 27,374.96
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Solution
The fourth proportional to 79,965.04, 119,948.12 and 27,374.96 is: 41,062.63
Step by Step Solution
- Step 1: Write the proportion equation
79,965.04 : 119,948.12 = 27,374.96 : x - Step 2: Convert to fraction form
79,965.04/119,948.12 = 27,374.96/x - Step 3: Cross multiply
79,965.04x = 119,948.12 × 27,374.96 - Step 4: Simplify right side
79,965.04x = 3,283,574,987.08 - Step 5: Solve for x
x = 3,283,574,987.08/79,965.04 - Step 6: Final answer
x = 41,062.63
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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.