Finding the Third Proportional to 103,331.25 and 211,029.75
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Solution
The third proportional to 103,331.25 and 211,029.75 is: 430,978.58
Step by Step Solution
- Step 1: Write the proportion equation
103,331.25 : 211,029.75 = 211,029.75 : x - Step 2: Convert to fraction form
103,331.25/211,029.75 = 211,029.75/x - Step 3: Cross multiply
103,331.25x = 211,029.75 × 211,029.75 - Step 4: Simplify right side
103,331.25x = 44,533,555,385.06 - Step 5: Solve for x
x = 44,533,555,385.06/103,331.25 - Step 6: Final answer
x = 430,978.58
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These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.