Finding the Fourth Proportional to 265,503.84, 366,227.91 and 157,993.62
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Solution
The fourth proportional to 265,503.84, 366,227.91 and 157,993.62 is: 217,931.59
Step by Step Solution
- Step 1: Write the proportion equation
265,503.84 : 366,227.91 = 157,993.62 : x - Step 2: Convert to fraction form
265,503.84/366,227.91 = 157,993.62/x - Step 3: Cross multiply
265,503.84x = 366,227.91 × 157,993.62 - Step 4: Simplify right side
265,503.84x = 57,861,673,245.93 - Step 5: Solve for x
x = 57,861,673,245.93/265,503.84 - Step 6: Final answer
x = 217,931.59
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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.