Finding the Fourth Proportional to 178,393.05, 246,182.29 and 97,821.88
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Solution
The fourth proportional to 178,393.05, 246,182.29 and 97,821.88 is: 134,994.12
Step by Step Solution
- Step 1: Write the proportion equation
178,393.05 : 246,182.29 = 97,821.88 : x - Step 2: Convert to fraction form
178,393.05/246,182.29 = 97,821.88/x - Step 3: Cross multiply
178,393.05x = 246,182.29 × 97,821.88 - Step 4: Simplify right side
178,393.05x = 24,082,013,570.49 - Step 5: Solve for x
x = 24,082,013,570.49/178,393.05 - Step 6: Final answer
x = 134,994.12
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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.