Finding the Fourth Proportional to 247,703.60, 371,573.62 and 76,902.94
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Solution
The fourth proportional to 247,703.60, 371,573.62 and 76,902.94 is: 115,360.07
Step by Step Solution
- Step 1: Write the proportion equation
247,703.60 : 371,573.62 = 76,902.94 : x - Step 2: Convert to fraction form
247,703.60/371,573.62 = 76,902.94/x - Step 3: Cross multiply
247,703.60x = 371,573.62 × 76,902.94 - Step 4: Simplify right side
247,703.60x = 28,575,103,804.44 - Step 5: Solve for x
x = 28,575,103,804.44/247,703.60 - Step 6: Final answer
x = 115,360.07
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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.