Finding the Fourth Proportional to 83,418.14, 125,146.65 and 27,260.84
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Solution
The fourth proportional to 83,418.14, 125,146.65 and 27,260.84 is: 40,897.61
Step by Step Solution
- Step 1: Write the proportion equation
83,418.14 : 125,146.65 = 27,260.84 : x - Step 2: Convert to fraction form
83,418.14/125,146.65 = 27,260.84/x - Step 3: Cross multiply
83,418.14x = 125,146.65 × 27,260.84 - Step 4: Simplify right side
83,418.14x = 3,411,602,802.19 - Step 5: Solve for x
x = 3,411,602,802.19/83,418.14 - Step 6: Final answer
x = 40,897.61
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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.