Finding the Fourth Proportional to 135,506.09, 203,226.46 and 56,577.53
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Solution
The fourth proportional to 135,506.09, 203,226.46 and 56,577.53 is: 84,852.65
Step by Step Solution
- Step 1: Write the proportion equation
135,506.09 : 203,226.46 = 56,577.53 : x - Step 2: Convert to fraction form
135,506.09/203,226.46 = 56,577.53/x - Step 3: Cross multiply
135,506.09x = 203,226.46 × 56,577.53 - Step 4: Simplify right side
135,506.09x = 11,498,049,838.42 - Step 5: Solve for x
x = 11,498,049,838.42/135,506.09 - Step 6: Final answer
x = 84,852.65
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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.