Finding the Fourth Proportional to 75,214.76, 112,825.26 and 62,042.60
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Solution
The fourth proportional to 75,214.76, 112,825.26 and 62,042.60 is: 93,066.47
Step by Step Solution
- Step 1: Write the proportion equation
75,214.76 : 112,825.26 = 62,042.60 : x - Step 2: Convert to fraction form
75,214.76/112,825.26 = 62,042.60/x - Step 3: Cross multiply
75,214.76x = 112,825.26 × 62,042.60 - Step 4: Simplify right side
75,214.76x = 6,999,972,476.08 - Step 5: Solve for x
x = 6,999,972,476.08/75,214.76 - Step 6: Final answer
x = 93,066.47
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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.