Finding the Fourth Proportional to 239,573.08, 359,397.60 and 79,654.96
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Solution
The fourth proportional to 239,573.08, 359,397.60 and 79,654.96 is: 119,495.07
Step by Step Solution
- Step 1: Write the proportion equation
239,573.08 : 359,397.60 = 79,654.96 : x - Step 2: Convert to fraction form
239,573.08/359,397.60 = 79,654.96/x - Step 3: Cross multiply
239,573.08x = 359,397.60 × 79,654.96 - Step 4: Simplify right side
239,573.08x = 28,627,801,452.10 - Step 5: Solve for x
x = 28,627,801,452.10/239,573.08 - Step 6: Final answer
x = 119,495.07
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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.