Finding the Fourth Proportional to 170,646.14, 235,489.78 and 94,165.84
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Solution
The fourth proportional to 170,646.14, 235,489.78 and 94,165.84 is: 129,947.82
Step by Step Solution
- Step 1: Write the proportion equation
170,646.14 : 235,489.78 = 94,165.84 : x - Step 2: Convert to fraction form
170,646.14/235,489.78 = 94,165.84/x - Step 3: Cross multiply
170,646.14x = 235,489.78 × 94,165.84 - Step 4: Simplify right side
170,646.14x = 22,175,093,357.18 - Step 5: Solve for x
x = 22,175,093,357.18/170,646.14 - Step 6: Final answer
x = 129,947.82
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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.