Finding the Fourth Proportional to 242,934.97, 335,235.81 and 140,952.53
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Solution
The fourth proportional to 242,934.97, 335,235.81 and 140,952.53 is: 194,506.11
Step by Step Solution
- Step 1: Write the proportion equation
242,934.97 : 335,235.81 = 140,952.53 : x - Step 2: Convert to fraction form
242,934.97/335,235.81 = 140,952.53/x - Step 3: Cross multiply
242,934.97x = 335,235.81 × 140,952.53 - Step 4: Simplify right side
242,934.97x = 47,252,335,566.10 - Step 5: Solve for x
x = 47,252,335,566.10/242,934.97 - Step 6: Final answer
x = 194,506.11
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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.