Finding the Fourth Proportional to 121,674.52, 182,361.10 and 68,924.08
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Solution
The fourth proportional to 121,674.52, 182,361.10 and 68,924.08 is: 103,300.77
Step by Step Solution
- Step 1: Write the proportion equation
121,674.52 : 182,361.10 = 68,924.08 : x - Step 2: Convert to fraction form
121,674.52/182,361.10 = 68,924.08/x - Step 3: Cross multiply
121,674.52x = 182,361.10 × 68,924.08 - Step 4: Simplify right side
121,674.52x = 12,569,071,045.29 - Step 5: Solve for x
x = 12,569,071,045.29/121,674.52 - Step 6: Final answer
x = 103,300.77
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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.