Finding the Fourth Proportional to 136,342.47, 204,607.11 and 47,595.99
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Solution
The fourth proportional to 136,342.47, 204,607.11 and 47,595.99 is: 71,426.59
Step by Step Solution
- Step 1: Write the proportion equation
136,342.47 : 204,607.11 = 47,595.99 : x - Step 2: Convert to fraction form
136,342.47/204,607.11 = 47,595.99/x - Step 3: Cross multiply
136,342.47x = 204,607.11 × 47,595.99 - Step 4: Simplify right side
136,342.47x = 9,738,477,961.49 - Step 5: Solve for x
x = 9,738,477,961.49/136,342.47 - Step 6: Final answer
x = 71,426.59
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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.