Finding the Fourth Proportional to 267,930.36, 369,575.70 and 158,957.56
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Solution
The fourth proportional to 267,930.36, 369,575.70 and 158,957.56 is: 219,261.65
Step by Step Solution
- Step 1: Write the proportion equation
267,930.36 : 369,575.70 = 158,957.56 : x - Step 2: Convert to fraction form
267,930.36/369,575.70 = 158,957.56/x - Step 3: Cross multiply
267,930.36x = 369,575.70 × 158,957.56 - Step 4: Simplify right side
267,930.36x = 58,746,851,507.29 - Step 5: Solve for x
x = 58,746,851,507.29/267,930.36 - Step 6: Final answer
x = 219,261.65
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1.5x scale
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.