Finding the Fourth Proportional to 135,988.24, 204,004.23 and 57,125.02
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Solution
The fourth proportional to 135,988.24, 204,004.23 and 57,125.02 is: 85,696.72
Step by Step Solution
- Step 1: Write the proportion equation
135,988.24 : 204,004.23 = 57,125.02 : x - Step 2: Convert to fraction form
135,988.24/204,004.23 = 57,125.02/x - Step 3: Cross multiply
135,988.24x = 204,004.23 × 57,125.02 - Step 4: Simplify right side
135,988.24x = 11,653,745,718.83 - Step 5: Solve for x
x = 11,653,745,718.83/135,988.24 - Step 6: Final answer
x = 85,696.72
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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.