Finding the Fourth Proportional to 291,757.98, 437,636.01 and 94,765.98
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Solution
The fourth proportional to 291,757.98, 437,636.01 and 94,765.98 is: 142,148.66
Step by Step Solution
- Step 1: Write the proportion equation
291,757.98 : 437,636.01 = 94,765.98 : x - Step 2: Convert to fraction form
291,757.98/437,636.01 = 94,765.98/x - Step 3: Cross multiply
291,757.98x = 437,636.01 × 94,765.98 - Step 4: Simplify right side
291,757.98x = 41,473,005,370.94 - Step 5: Solve for x
x = 41,473,005,370.94/291,757.98 - Step 6: Final answer
x = 142,148.66
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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.