Finding the Fourth Proportional to 266,193.63, 399,151.26 and 97,670.70
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Solution
The fourth proportional to 266,193.63, 399,151.26 and 97,670.70 is: 146,454.98
Step by Step Solution
- Step 1: Write the proportion equation
266,193.63 : 399,151.26 = 97,670.70 : x - Step 2: Convert to fraction form
266,193.63/399,151.26 = 97,670.70/x - Step 3: Cross multiply
266,193.63x = 399,151.26 × 97,670.70 - Step 4: Simplify right side
266,193.63x = 38,985,382,970.08 - Step 5: Solve for x
x = 38,985,382,970.08/266,193.63 - Step 6: Final answer
x = 146,454.98
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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.