Finding the Fourth Proportional to 212,888.48, 319,240.02 and 61,052.08
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Solution
The fourth proportional to 212,888.48, 319,240.02 and 61,052.08 is: 91,551.54
Step by Step Solution
- Step 1: Write the proportion equation
212,888.48 : 319,240.02 = 61,052.08 : x - Step 2: Convert to fraction form
212,888.48/319,240.02 = 61,052.08/x - Step 3: Cross multiply
212,888.48x = 319,240.02 × 61,052.08 - Step 4: Simplify right side
212,888.48x = 19,490,267,240.24 - Step 5: Solve for x
x = 19,490,267,240.24/212,888.48 - Step 6: Final answer
x = 91,551.54
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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.