Finding the Fourth Proportional to 178,903.86, 246,883.11 and 97,230.17
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Solution
The fourth proportional to 178,903.86, 246,883.11 and 97,230.17 is: 134,175.35
Step by Step Solution
- Step 1: Write the proportion equation
178,903.86 : 246,883.11 = 97,230.17 : x - Step 2: Convert to fraction form
178,903.86/246,883.11 = 97,230.17/x - Step 3: Cross multiply
178,903.86x = 246,883.11 × 97,230.17 - Step 4: Simplify right side
178,903.86x = 24,004,487,418.21 - Step 5: Solve for x
x = 24,004,487,418.21/178,903.86 - Step 6: Final answer
x = 134,175.35
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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.