Finding the Fourth Proportional to 178,860.84, 246,822.84 and 101,329.26
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Solution
The fourth proportional to 178,860.84, 246,822.84 and 101,329.26 is: 139,831.48
Step by Step Solution
- Step 1: Write the proportion equation
178,860.84 : 246,822.84 = 101,329.26 : x - Step 2: Convert to fraction form
178,860.84/246,822.84 = 101,329.26/x - Step 3: Cross multiply
178,860.84x = 246,822.84 × 101,329.26 - Step 4: Simplify right side
178,860.84x = 25,010,375,728.30 - Step 5: Solve for x
x = 25,010,375,728.30/178,860.84 - Step 6: Final answer
x = 139,831.48
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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.