Finding the Fourth Proportional to 242,625.74, 334,818.99 and 135,193.49
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Solution
The fourth proportional to 242,625.74, 334,818.99 and 135,193.49 is: 186,564.49
Step by Step Solution
- Step 1: Write the proportion equation
242,625.74 : 334,818.99 = 135,193.49 : x - Step 2: Convert to fraction form
242,625.74/334,818.99 = 135,193.49/x - Step 3: Cross multiply
242,625.74x = 334,818.99 × 135,193.49 - Step 4: Simplify right side
242,625.74x = 45,265,346,102.28 - Step 5: Solve for x
x = 45,265,346,102.28/242,625.74 - Step 6: Final answer
x = 186,564.49
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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.