Finding the Fourth Proportional to 153,518.82, 230,286.42 and 48,345.99
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Solution
The fourth proportional to 153,518.82, 230,286.42 and 48,345.99 is: 72,521.56
Step by Step Solution
- Step 1: Write the proportion equation
153,518.82 : 230,286.42 = 48,345.99 : x - Step 2: Convert to fraction form
153,518.82/230,286.42 = 48,345.99/x - Step 3: Cross multiply
153,518.82x = 230,286.42 × 48,345.99 - Step 4: Simplify right side
153,518.82x = 11,133,424,958.46 - Step 5: Solve for x
x = 11,133,424,958.46/153,518.82 - Step 6: Final answer
x = 72,521.56
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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.