Finding the Fourth Proportional to 250,675.72, 376,347.32 and 145,570.12
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Solution
The fourth proportional to 250,675.72, 376,347.32 and 145,570.12 is: 218,548.99
Step by Step Solution
- Step 1: Write the proportion equation
250,675.72 : 376,347.32 = 145,570.12 : x - Step 2: Convert to fraction form
250,675.72/376,347.32 = 145,570.12/x - Step 3: Cross multiply
250,675.72x = 376,347.32 × 145,570.12 - Step 4: Simplify right side
250,675.72x = 54,784,924,534.08 - Step 5: Solve for x
x = 54,784,924,534.08/250,675.72 - Step 6: Final answer
x = 218,548.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.