Finding the Fourth Proportional to 186,179.79, 256,920.44 and 101,297.19
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Solution
The fourth proportional to 186,179.79, 256,920.44 and 101,297.19 is: 139,785.95
Step by Step Solution
- Step 1: Write the proportion equation
186,179.79 : 256,920.44 = 101,297.19 : x - Step 2: Convert to fraction form
186,179.79/256,920.44 = 101,297.19/x - Step 3: Cross multiply
186,179.79x = 256,920.44 × 101,297.19 - Step 4: Simplify right side
186,179.79x = 26,025,318,119.08 - Step 5: Solve for x
x = 26,025,318,119.08/186,179.79 - Step 6: Final answer
x = 139,785.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.