Finding the Fourth Proportional to 102,518.19, 153,776.34 and 32,397.53
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Solution
The fourth proportional to 102,518.19, 153,776.34 and 32,397.53 is: 48,595.99
Step by Step Solution
- Step 1: Write the proportion equation
102,518.19 : 153,776.34 = 32,397.53 : x - Step 2: Convert to fraction form
102,518.19/153,776.34 = 32,397.53/x - Step 3: Cross multiply
102,518.19x = 153,776.34 × 32,397.53 - Step 4: Simplify right side
102,518.19x = 4,981,972,819.56 - Step 5: Solve for x
x = 4,981,972,819.56/102,518.19 - Step 6: Final answer
x = 48,595.99
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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.