Finding the Fourth Proportional to 266,625.14, 399,938.12 and 106,773.06
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Solution
The fourth proportional to 266,625.14, 399,938.12 and 106,773.06 is: 160,159.75
Step by Step Solution
- Step 1: Write the proportion equation
266,625.14 : 399,938.12 = 106,773.06 : x - Step 2: Convert to fraction form
266,625.14/399,938.12 = 106,773.06/x - Step 3: Cross multiply
266,625.14x = 399,938.12 × 106,773.06 - Step 4: Simplify right side
266,625.14x = 42,702,616,883.05 - Step 5: Solve for x
x = 42,702,616,883.05/266,625.14 - Step 6: Final answer
x = 160,159.75
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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.