Finding the Fourth Proportional to 178,001.96, 245,670.20 and 101,521.24
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Solution
The fourth proportional to 178,001.96, 245,670.20 and 101,521.24 is: 140,114.99
Step by Step Solution
- Step 1: Write the proportion equation
178,001.96 : 245,670.20 = 101,521.24 : x - Step 2: Convert to fraction form
178,001.96/245,670.20 = 101,521.24/x - Step 3: Cross multiply
178,001.96x = 245,670.20 × 101,521.24 - Step 4: Simplify right side
178,001.96x = 24,940,743,335.05 - Step 5: Solve for x
x = 24,940,743,335.05/178,001.96 - Step 6: Final answer
x = 140,114.99
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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.