Finding the Fourth Proportional to 79,207.68, 118,813.32 and 26,617.62
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Solution
The fourth proportional to 79,207.68, 118,813.32 and 26,617.62 is: 39,927.03
Step by Step Solution
- Step 1: Write the proportion equation
79,207.68 : 118,813.32 = 26,617.62 : x - Step 2: Convert to fraction form
79,207.68/118,813.32 = 26,617.62/x - Step 3: Cross multiply
79,207.68x = 118,813.32 × 26,617.62 - Step 4: Simplify right side
79,207.68x = 3,162,527,802.70 - Step 5: Solve for x
x = 3,162,527,802.70/79,207.68 - Step 6: Final answer
x = 39,927.03
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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.