Finding the Fourth Proportional to 202,203.12, 303,348.96 and 61,972.68
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Solution
The fourth proportional to 202,203.12, 303,348.96 and 61,972.68 is: 92,972.59
Step by Step Solution
- Step 1: Write the proportion equation
202,203.12 : 303,348.96 = 61,972.68 : x - Step 2: Convert to fraction form
202,203.12/303,348.96 = 61,972.68/x - Step 3: Cross multiply
202,203.12x = 303,348.96 × 61,972.68 - Step 4: Simplify right side
202,203.12x = 18,799,348,026.41 - Step 5: Solve for x
x = 18,799,348,026.41/202,203.12 - Step 6: Final answer
x = 92,972.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.