Finding the Fourth Proportional to 68,831.98, 103,186.80 and 24,452.88
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Solution
The fourth proportional to 68,831.98, 103,186.80 and 24,452.88 is: 36,657.59
Step by Step Solution
- Step 1: Write the proportion equation
68,831.98 : 103,186.80 = 24,452.88 : x - Step 2: Convert to fraction form
68,831.98/103,186.80 = 24,452.88/x - Step 3: Cross multiply
68,831.98x = 103,186.80 × 24,452.88 - Step 4: Simplify right side
68,831.98x = 2,523,214,437.98 - Step 5: Solve for x
x = 2,523,214,437.98/68,831.98 - Step 6: Final answer
x = 36,657.59
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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.