Finding the Fourth Proportional to 243,142.04, 364,463.58 and 93,341.99
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Solution
The fourth proportional to 243,142.04, 364,463.58 and 93,341.99 is: 139,917.21
Step by Step Solution
- Step 1: Write the proportion equation
243,142.04 : 364,463.58 = 93,341.99 : x - Step 2: Convert to fraction form
243,142.04/364,463.58 = 93,341.99/x - Step 3: Cross multiply
243,142.04x = 364,463.58 × 93,341.99 - Step 4: Simplify right side
243,142.04x = 34,019,755,839.72 - Step 5: Solve for x
x = 34,019,755,839.72/243,142.04 - Step 6: Final answer
x = 139,917.21
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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.