Finding the Fourth Proportional to 182,425.80, 273,638.70 and 103,693.80
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Solution
The fourth proportional to 182,425.80, 273,638.70 and 103,693.80 is: 155,540.70
Step by Step Solution
- Step 1: Write the proportion equation
182,425.80 : 273,638.70 = 103,693.80 : x - Step 2: Convert to fraction form
182,425.80/273,638.70 = 103,693.80/x - Step 3: Cross multiply
182,425.80x = 273,638.70 × 103,693.80 - Step 4: Simplify right side
182,425.80x = 28,374,636,630.06 - Step 5: Solve for x
x = 28,374,636,630.06/182,425.80 - Step 6: Final answer
x = 155,540.70
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1.5x scale
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.