Finding the Fourth Proportional to 236,903.26, 355,302.70 and 68,386.99
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Solution
The fourth proportional to 236,903.26, 355,302.70 and 68,386.99 is: 102,565.42
Step by Step Solution
- Step 1: Write the proportion equation
236,903.26 : 355,302.70 = 68,386.99 : x - Step 2: Convert to fraction form
236,903.26/355,302.70 = 68,386.99/x - Step 3: Cross multiply
236,903.26x = 355,302.70 × 68,386.99 - Step 4: Simplify right side
236,903.26x = 24,298,082,191.87 - Step 5: Solve for x
x = 24,298,082,191.87/236,903.26 - Step 6: Final answer
x = 102,565.42
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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.