Finding the Fourth Proportional to 264,400.42, 364,872.58 and 143,541.53
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Solution
The fourth proportional to 264,400.42, 364,872.58 and 143,541.53 is: 198,087.31
Step by Step Solution
- Step 1: Write the proportion equation
264,400.42 : 364,872.58 = 143,541.53 : x - Step 2: Convert to fraction form
264,400.42/364,872.58 = 143,541.53/x - Step 3: Cross multiply
264,400.42x = 364,872.58 × 143,541.53 - Step 4: Simplify right side
264,400.42x = 52,374,368,388.25 - Step 5: Solve for x
x = 52,374,368,388.25/264,400.42 - Step 6: Final answer
x = 198,087.31
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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.