Finding the Fourth Proportional to 272,552.21, 376,118.25 and 151,693.53
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Solution
The fourth proportional to 272,552.21, 376,118.25 and 151,693.53 is: 209,334.96
Step by Step Solution
- Step 1: Write the proportion equation
272,552.21 : 376,118.25 = 151,693.53 : x - Step 2: Convert to fraction form
272,552.21/376,118.25 = 151,693.53/x - Step 3: Cross multiply
272,552.21x = 376,118.25 × 151,693.53 - Step 4: Simplify right side
272,552.21x = 57,054,705,039.92 - Step 5: Solve for x
x = 57,054,705,039.92/272,552.21 - Step 6: Final answer
x = 209,334.96
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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.