Finding the Fourth Proportional to 97,241.13, 145,886.30 and 27,120.44
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Solution
The fourth proportional to 97,241.13, 145,886.30 and 27,120.44 is: 40,687.52
Step by Step Solution
- Step 1: Write the proportion equation
97,241.13 : 145,886.30 = 27,120.44 : x - Step 2: Convert to fraction form
97,241.13/145,886.30 = 27,120.44/x - Step 3: Cross multiply
97,241.13x = 145,886.30 × 27,120.44 - Step 4: Simplify right side
97,241.13x = 3,956,500,645.97 - Step 5: Solve for x
x = 3,956,500,645.97/97,241.13 - Step 6: Final answer
x = 40,687.52
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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.