Finding the Fourth Proportional to 170,268.14, 234,970.02 and 98,689.68
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Solution
The fourth proportional to 170,268.14, 234,970.02 and 98,689.68 is: 136,191.75
Step by Step Solution
- Step 1: Write the proportion equation
170,268.14 : 234,970.02 = 98,689.68 : x - Step 2: Convert to fraction form
170,268.14/234,970.02 = 98,689.68/x - Step 3: Cross multiply
170,268.14x = 234,970.02 × 98,689.68 - Step 4: Simplify right side
170,268.14x = 23,189,116,083.39 - Step 5: Solve for x
x = 23,189,116,083.39/170,268.14 - Step 6: Final answer
x = 136,191.75
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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.