Finding the Fourth Proportional to 136,243.74, 204,366.76 and 47,497.08
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Solution
The fourth proportional to 136,243.74, 204,366.76 and 47,497.08 is: 71,246.02
Step by Step Solution
- Step 1: Write the proportion equation
136,243.74 : 204,366.76 = 47,497.08 : x - Step 2: Convert to fraction form
136,243.74/204,366.76 = 47,497.08/x - Step 3: Cross multiply
136,243.74x = 204,366.76 × 47,497.08 - Step 4: Simplify right side
136,243.74x = 9,706,824,349.06 - Step 5: Solve for x
x = 9,706,824,349.06/136,243.74 - Step 6: Final answer
x = 71,246.02
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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.