Finding the Fourth Proportional to 214,825.68, 322,053.84 and 74,566.08
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Solution
The fourth proportional to 214,825.68, 322,053.84 and 74,566.08 is: 111,785.02
Step by Step Solution
- Step 1: Write the proportion equation
214,825.68 : 322,053.84 = 74,566.08 : x - Step 2: Convert to fraction form
214,825.68/322,053.84 = 74,566.08/x - Step 3: Cross multiply
214,825.68x = 322,053.84 × 74,566.08 - Step 4: Simplify right side
214,825.68x = 24,014,292,397.75 - Step 5: Solve for x
x = 24,014,292,397.75/214,825.68 - Step 6: Final answer
x = 111,785.02
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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.