Finding the Fourth Proportional to 192,573.75, 265,746.78 and 106,535.91
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Solution
The fourth proportional to 192,573.75, 265,746.78 and 106,535.91 is: 147,016.79
Step by Step Solution
- Step 1: Write the proportion equation
192,573.75 : 265,746.78 = 106,535.91 : x - Step 2: Convert to fraction form
192,573.75/265,746.78 = 106,535.91/x - Step 3: Cross multiply
192,573.75x = 265,746.78 × 106,535.91 - Step 4: Simplify right side
192,573.75x = 28,311,575,036.87 - Step 5: Solve for x
x = 28,311,575,036.87/192,573.75 - Step 6: Final answer
x = 147,016.79
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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.