Finding the Fourth Proportional to 247,994.24, 342,224.64 and 134,814.08
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Solution
The fourth proportional to 247,994.24, 342,224.64 and 134,814.08 is: 186,039.40
Step by Step Solution
- Step 1: Write the proportion equation
247,994.24 : 342,224.64 = 134,814.08 : x - Step 2: Convert to fraction form
247,994.24/342,224.64 = 134,814.08/x - Step 3: Cross multiply
247,994.24x = 342,224.64 × 134,814.08 - Step 4: Simplify right side
247,994.24x = 46,136,699,994.93 - Step 5: Solve for x
x = 46,136,699,994.93/247,994.24 - Step 6: Final answer
x = 186,039.40
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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.