Finding the Fourth Proportional to 144,600.18, 216,937.66 and 84,679.26
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Solution
The fourth proportional to 144,600.18, 216,937.66 and 84,679.26 is: 127,040.79
Step by Step Solution
- Step 1: Write the proportion equation
144,600.18 : 216,937.66 = 84,679.26 : x - Step 2: Convert to fraction form
144,600.18/216,937.66 = 84,679.26/x - Step 3: Cross multiply
144,600.18x = 216,937.66 × 84,679.26 - Step 4: Simplify right side
144,600.18x = 18,370,120,514.93 - Step 5: Solve for x
x = 18,370,120,514.93/144,600.18 - Step 6: Final answer
x = 127,040.79
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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.