Finding the Fourth Proportional to 157,046.24, 235,480.08 and 107,186.75
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Solution
The fourth proportional to 157,046.24, 235,480.08 and 107,186.75 is: 160,719.19
Step by Step Solution
- Step 1: Write the proportion equation
157,046.24 : 235,480.08 = 107,186.75 : x - Step 2: Convert to fraction form
157,046.24/235,480.08 = 107,186.75/x - Step 3: Cross multiply
157,046.24x = 235,480.08 × 107,186.75 - Step 4: Simplify right side
157,046.24x = 25,240,344,464.94 - Step 5: Solve for x
x = 25,240,344,464.94/157,046.24 - Step 6: Final answer
x = 160,719.19
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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.