Finding the Fourth Proportional to 170,513.12, 235,304.99 and 94,039.29
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Solution
The fourth proportional to 170,513.12, 235,304.99 and 94,039.29 is: 129,772.50
Step by Step Solution
- Step 1: Write the proportion equation
170,513.12 : 235,304.99 = 94,039.29 : x - Step 2: Convert to fraction form
170,513.12/235,304.99 = 94,039.29/x - Step 3: Cross multiply
170,513.12x = 235,304.99 × 94,039.29 - Step 4: Simplify right side
170,513.12x = 22,127,914,193.06 - Step 5: Solve for x
x = 22,127,914,193.06/170,513.12 - Step 6: Final answer
x = 129,772.50
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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.