Finding the Fourth Proportional to 238,397.97, 329,007.64 and 136,455.41
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Solution
The fourth proportional to 238,397.97, 329,007.64 and 136,455.41 is: 188,319.02
Step by Step Solution
- Step 1: Write the proportion equation
238,397.97 : 329,007.64 = 136,455.41 : x - Step 2: Convert to fraction form
238,397.97/329,007.64 = 136,455.41/x - Step 3: Cross multiply
238,397.97x = 329,007.64 × 136,455.41 - Step 4: Simplify right side
238,397.97x = 44,894,872,221.23 - Step 5: Solve for x
x = 44,894,872,221.23/238,397.97 - Step 6: Final answer
x = 188,319.02
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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.