Finding the Fourth Proportional to 153,510.82, 230,274.42 and 48,337.99
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Solution
The fourth proportional to 153,510.82, 230,274.42 and 48,337.99 is: 72,509.56
Step by Step Solution
- Step 1: Write the proportion equation
153,510.82 : 230,274.42 = 48,337.99 : x - Step 2: Convert to fraction form
153,510.82/230,274.42 = 48,337.99/x - Step 3: Cross multiply
153,510.82x = 230,274.42 × 48,337.99 - Step 4: Simplify right side
153,510.82x = 11,131,001,459.84 - Step 5: Solve for x
x = 11,131,001,459.84/153,510.82 - Step 6: Final answer
x = 72,509.56
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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.