Finding the Fourth Proportional to 134,802.50, 202,203.76 and 36,306.50
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Solution
The fourth proportional to 134,802.50, 202,203.76 and 36,306.50 is: 54,459.75
Step by Step Solution
- Step 1: Write the proportion equation
134,802.50 : 202,203.76 = 36,306.50 : x - Step 2: Convert to fraction form
134,802.50/202,203.76 = 36,306.50/x - Step 3: Cross multiply
134,802.50x = 202,203.76 × 36,306.50 - Step 4: Simplify right side
134,802.50x = 7,341,310,812.44 - Step 5: Solve for x
x = 7,341,310,812.44/134,802.50 - Step 6: Final answer
x = 54,459.75
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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.