Finding the Fourth Proportional to 135,503.22, 203,265.36 and 40,726.02
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Solution
The fourth proportional to 135,503.22, 203,265.36 and 40,726.02 is: 61,092.19
Step by Step Solution
- Step 1: Write the proportion equation
135,503.22 : 203,265.36 = 40,726.02 : x - Step 2: Convert to fraction form
135,503.22/203,265.36 = 40,726.02/x - Step 3: Cross multiply
135,503.22x = 203,265.36 × 40,726.02 - Step 4: Simplify right side
135,503.22x = 8,278,189,116.67 - Step 5: Solve for x
x = 8,278,189,116.67/135,503.22 - Step 6: Final answer
x = 61,092.19
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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.