Finding the Fourth Proportional to 124,400, 186,629.16 and 41,294
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Solution
The fourth proportional to 124,400, 186,629.16 and 41,294 is: 61,950.68
Step by Step Solution
- Step 1: Write the proportion equation
124,400 : 186,629.16 = 41,294 : x - Step 2: Convert to fraction form
124,400/186,629.16 = 41,294/x - Step 3: Cross multiply
124,400x = 186,629.16 × 41,294 - Step 4: Simplify right side
124,400x = 7,706,664,533.04 - Step 5: Solve for x
x = 7,706,664,533.04/124,400 - Step 6: Final answer
x = 61,950.68
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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.