Finding the Fourth Proportional to 234,515.79, 351,773.69 and 66,036.06
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Solution
The fourth proportional to 234,515.79, 351,773.69 and 66,036.06 is: 99,054.09
Step by Step Solution
- Step 1: Write the proportion equation
234,515.79 : 351,773.69 = 66,036.06 : x - Step 2: Convert to fraction form
234,515.79/351,773.69 = 66,036.06/x - Step 3: Cross multiply
234,515.79x = 351,773.69 × 66,036.06 - Step 4: Simplify right side
234,515.79x = 23,229,748,169.08 - Step 5: Solve for x
x = 23,229,748,169.08/234,515.79 - Step 6: Final answer
x = 99,054.09
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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.