Finding the Fourth Proportional to 177,679.68, 245,198.39 and 97,108.17
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Solution
The fourth proportional to 177,679.68, 245,198.39 and 97,108.17 is: 134,009.51
Step by Step Solution
- Step 1: Write the proportion equation
177,679.68 : 245,198.39 = 97,108.17 : x - Step 2: Convert to fraction form
177,679.68/245,198.39 = 97,108.17/x - Step 3: Cross multiply
177,679.68x = 245,198.39 × 97,108.17 - Step 4: Simplify right side
177,679.68x = 23,810,766,081.04 - Step 5: Solve for x
x = 23,810,766,081.04/177,679.68 - Step 6: Final answer
x = 134,009.51
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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.