Finding the Fourth Proportional to 253,176.98, 379,648.60 and 93,212.74
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Solution
The fourth proportional to 253,176.98, 379,648.60 and 93,212.74 is: 139,776.08
Step by Step Solution
- Step 1: Write the proportion equation
253,176.98 : 379,648.60 = 93,212.74 : x - Step 2: Convert to fraction form
253,176.98/379,648.60 = 93,212.74/x - Step 3: Cross multiply
253,176.98x = 379,648.60 × 93,212.74 - Step 4: Simplify right side
253,176.98x = 35,388,085,061.01 - Step 5: Solve for x
x = 35,388,085,061.01/253,176.98 - Step 6: Final answer
x = 139,776.08
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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.