Finding the Fourth Proportional to 170,927.11, 235,878.49 and 94,451.47
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Solution
The fourth proportional to 170,927.11, 235,878.49 and 94,451.47 is: 130,342.52
Step by Step Solution
- Step 1: Write the proportion equation
170,927.11 : 235,878.49 = 94,451.47 : x - Step 2: Convert to fraction form
170,927.11/235,878.49 = 94,451.47/x - Step 3: Cross multiply
170,927.11x = 235,878.49 × 94,451.47 - Step 4: Simplify right side
170,927.11x = 22,279,070,121.88 - Step 5: Solve for x
x = 22,279,070,121.88/170,927.11 - Step 6: Final answer
x = 130,342.52
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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.