Finding the Fourth Proportional to 136,341.47, 204,605.61 and 47,594.99
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Solution
The fourth proportional to 136,341.47, 204,605.61 and 47,594.99 is: 71,425.09
Step by Step Solution
- Step 1: Write the proportion equation
136,341.47 : 204,605.61 = 47,594.99 : x - Step 2: Convert to fraction form
136,341.47/204,605.61 = 47,594.99/x - Step 3: Cross multiply
136,341.47x = 204,605.61 × 47,594.99 - Step 4: Simplify right side
136,341.47x = 9,738,201,961.89 - Step 5: Solve for x
x = 9,738,201,961.89/136,341.47 - Step 6: Final answer
x = 71,425.09
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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.