Finding the Fourth Proportional to 242,935.97, 335,237.19 and 140,953.53
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Solution
The fourth proportional to 242,935.97, 335,237.19 and 140,953.53 is: 194,507.49
Step by Step Solution
- Step 1: Write the proportion equation
242,935.97 : 335,237.19 = 140,953.53 : x - Step 2: Convert to fraction form
242,935.97/335,237.19 = 140,953.53/x - Step 3: Cross multiply
242,935.97x = 335,237.19 × 140,953.53 - Step 4: Simplify right side
242,935.97x = 47,252,865,317.78 - Step 5: Solve for x
x = 47,252,865,317.78/242,935.97 - Step 6: Final answer
x = 194,507.49
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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.