Finding the Fourth Proportional to 157,064.10, 235,207.35 and 125,960.10
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Solution
The fourth proportional to 157,064.10, 235,207.35 and 125,960.10 is: 188,628.35
Step by Step Solution
- Step 1: Write the proportion equation
157,064.10 : 235,207.35 = 125,960.10 : x - Step 2: Convert to fraction form
157,064.10/235,207.35 = 125,960.10/x - Step 3: Cross multiply
157,064.10x = 235,207.35 × 125,960.10 - Step 4: Simplify right side
157,064.10x = 29,626,741,326.74 - Step 5: Solve for x
x = 29,626,741,326.74/157,064.10 - Step 6: Final answer
x = 188,628.35
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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.