Finding the Fourth Proportional to 176,684.18, 243,830.67 and 101,247.26
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Solution
The fourth proportional to 176,684.18, 243,830.67 and 101,247.26 is: 139,724.94
Step by Step Solution
- Step 1: Write the proportion equation
176,684.18 : 243,830.67 = 101,247.26 : x - Step 2: Convert to fraction form
176,684.18/243,830.67 = 101,247.26/x - Step 3: Cross multiply
176,684.18x = 243,830.67 × 101,247.26 - Step 4: Simplify right side
176,684.18x = 24,687,187,241.46 - Step 5: Solve for x
x = 24,687,187,241.46/176,684.18 - Step 6: Final answer
x = 139,724.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.