Finding the Fourth Proportional to 170,194.14, 234,899.40 and 98,574.14
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Solution
The fourth proportional to 170,194.14, 234,899.40 and 98,574.14 is: 136,050.55
Step by Step Solution
- Step 1: Write the proportion equation
170,194.14 : 234,899.40 = 98,574.14 : x - Step 2: Convert to fraction form
170,194.14/234,899.40 = 98,574.14/x - Step 3: Cross multiply
170,194.14x = 234,899.40 × 98,574.14 - Step 4: Simplify right side
170,194.14x = 23,155,005,167.02 - Step 5: Solve for x
x = 23,155,005,167.02/170,194.14 - Step 6: Final answer
x = 136,050.55
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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.