Finding the Fourth Proportional to 214,888.68, 296,548.14 and 134,362.88
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Solution
The fourth proportional to 214,888.68, 296,548.14 and 134,362.88 is: 185,421.88
Step by Step Solution
- Step 1: Write the proportion equation
214,888.68 : 296,548.14 = 134,362.88 : x - Step 2: Convert to fraction form
214,888.68/296,548.14 = 134,362.88/x - Step 3: Cross multiply
214,888.68x = 296,548.14 × 134,362.88 - Step 4: Simplify right side
214,888.68x = 39,845,063,194.51 - Step 5: Solve for x
x = 39,845,063,194.51/214,888.68 - Step 6: Final answer
x = 185,421.88
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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.