Finding the Fourth Proportional to 272,725.47, 376,372.17 and 151,859.07
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Solution
The fourth proportional to 272,725.47, 376,372.17 and 151,859.07 is: 209,571.65
Step by Step Solution
- Step 1: Write the proportion equation
272,725.47 : 376,372.17 = 151,859.07 : x - Step 2: Convert to fraction form
272,725.47/376,372.17 = 151,859.07/x - Step 3: Cross multiply
272,725.47x = 376,372.17 × 151,859.07 - Step 4: Simplify right side
272,725.47x = 57,155,527,710.08 - Step 5: Solve for x
x = 57,155,527,710.08/272,725.47 - Step 6: Final answer
x = 209,571.65
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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.