Finding the Fourth Proportional to 213,319.16, 294,368.24 and 127,375.07
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Solution
The fourth proportional to 213,319.16, 294,368.24 and 127,375.07 is: 175,770.31
Step by Step Solution
- Step 1: Write the proportion equation
213,319.16 : 294,368.24 = 127,375.07 : x - Step 2: Convert to fraction form
213,319.16/294,368.24 = 127,375.07/x - Step 3: Cross multiply
213,319.16x = 294,368.24 × 127,375.07 - Step 4: Simplify right side
213,319.16x = 37,495,175,175.78 - Step 5: Solve for x
x = 37,495,175,175.78/213,319.16 - Step 6: Final answer
x = 175,770.31
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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.