Finding the Fourth Proportional to 81,116.93, 121,675.67 and 24,956.66
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Solution
The fourth proportional to 81,116.93, 121,675.67 and 24,956.66 is: 37,435.07
Step by Step Solution
- Step 1: Write the proportion equation
81,116.93 : 121,675.67 = 24,956.66 : x - Step 2: Convert to fraction form
81,116.93/121,675.67 = 24,956.66/x - Step 3: Cross multiply
81,116.93x = 121,675.67 × 24,956.66 - Step 4: Simplify right side
81,116.93x = 3,036,618,326.46 - Step 5: Solve for x
x = 3,036,618,326.46/81,116.93 - Step 6: Final answer
x = 37,435.07
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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.