Finding the Fourth Proportional to 159,330.24, 219,733.92 and 125,737.92
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Solution
The fourth proportional to 159,330.24, 219,733.92 and 125,737.92 is: 173,406.42
Step by Step Solution
- Step 1: Write the proportion equation
159,330.24 : 219,733.92 = 125,737.92 : x - Step 2: Convert to fraction form
159,330.24/219,733.92 = 125,737.92/x - Step 3: Cross multiply
159,330.24x = 219,733.92 × 125,737.92 - Step 4: Simplify right side
159,330.24x = 27,628,886,054.25 - Step 5: Solve for x
x = 27,628,886,054.25/159,330.24 - Step 6: Final answer
x = 173,406.42
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1.5x scale
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.