Finding the Fourth Proportional to 173,577.68, 239,531.72 and 98,121.68
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Solution
The fourth proportional to 173,577.68, 239,531.72 and 98,121.68 is: 135,404.82
Step by Step Solution
- Step 1: Write the proportion equation
173,577.68 : 239,531.72 = 98,121.68 : x - Step 2: Convert to fraction form
173,577.68/239,531.72 = 98,121.68/x - Step 3: Cross multiply
173,577.68x = 239,531.72 × 98,121.68 - Step 4: Simplify right side
173,577.68x = 23,503,254,779.69 - Step 5: Solve for x
x = 23,503,254,779.69/173,577.68 - Step 6: Final answer
x = 135,404.82
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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.