Finding the Fourth Proportional to 135,732.61, 203,598.97 and 46,937.68
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Solution
The fourth proportional to 135,732.61, 203,598.97 and 46,937.68 is: 70,406.53
Step by Step Solution
- Step 1: Write the proportion equation
135,732.61 : 203,598.97 = 46,937.68 : x - Step 2: Convert to fraction form
135,732.61/203,598.97 = 46,937.68/x - Step 3: Cross multiply
135,732.61x = 203,598.97 × 46,937.68 - Step 4: Simplify right side
135,732.61x = 9,556,462,675.85 - Step 5: Solve for x
x = 9,556,462,675.85/135,732.61 - Step 6: Final answer
x = 70,406.53
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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.