Finding the Fourth Proportional to 242,773.67, 335,029.13 and 135,350.53
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Solution
The fourth proportional to 242,773.67, 335,029.13 and 135,350.53 is: 186,784.54
Step by Step Solution
- Step 1: Write the proportion equation
242,773.67 : 335,029.13 = 135,350.53 : x - Step 2: Convert to fraction form
242,773.67/335,029.13 = 135,350.53/x - Step 3: Cross multiply
242,773.67x = 335,029.13 × 135,350.53 - Step 4: Simplify right side
242,773.67x = 45,346,369,304.18 - Step 5: Solve for x
x = 45,346,369,304.18/242,773.67 - Step 6: Final answer
x = 186,784.54
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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.