Finding the Fourth Proportional to 124,588.14, 186,881.25 and 31,093.26
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Solution
The fourth proportional to 124,588.14, 186,881.25 and 31,093.26 is: 46,639.65
Step by Step Solution
- Step 1: Write the proportion equation
124,588.14 : 186,881.25 = 31,093.26 : x - Step 2: Convert to fraction form
124,588.14/186,881.25 = 31,093.26/x - Step 3: Cross multiply
124,588.14x = 186,881.25 × 31,093.26 - Step 4: Simplify right side
124,588.14x = 5,810,747,295.38 - Step 5: Solve for x
x = 5,810,747,295.38/124,588.14 - Step 6: Final answer
x = 46,639.65
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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.