Finding the Fourth Proportional to 91,925.66, 137,872.08 and 24,458.09
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Solution
The fourth proportional to 91,925.66, 137,872.08 and 24,458.09 is: 36,682.76
Step by Step Solution
- Step 1: Write the proportion equation
91,925.66 : 137,872.08 = 24,458.09 : x - Step 2: Convert to fraction form
91,925.66/137,872.08 = 24,458.09/x - Step 3: Cross multiply
91,925.66x = 137,872.08 × 24,458.09 - Step 4: Simplify right side
91,925.66x = 3,372,087,051.77 - Step 5: Solve for x
x = 3,372,087,051.77/91,925.66 - Step 6: Final answer
x = 36,682.76
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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.