Finding the Fourth Proportional to 125,206.26, 172,707.87 and 102,269.41
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Solution
The fourth proportional to 125,206.26, 172,707.87 and 102,269.41 is: 141,069.08
Step by Step Solution
- Step 1: Write the proportion equation
125,206.26 : 172,707.87 = 102,269.41 : x - Step 2: Convert to fraction form
125,206.26/172,707.87 = 102,269.41/x - Step 3: Cross multiply
125,206.26x = 172,707.87 × 102,269.41 - Step 4: Simplify right side
125,206.26x = 17,662,731,967.26 - Step 5: Solve for x
x = 17,662,731,967.26/125,206.26 - Step 6: Final answer
x = 141,069.08
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.