Finding the Fourth Proportional to 234,476.13, 351,714.37 and 56,981.94
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Solution
The fourth proportional to 234,476.13, 351,714.37 and 56,981.94 is: 85,472.96
Step by Step Solution
- Step 1: Write the proportion equation
234,476.13 : 351,714.37 = 56,981.94 : x - Step 2: Convert to fraction form
234,476.13/351,714.37 = 56,981.94/x - Step 3: Cross multiply
234,476.13x = 351,714.37 × 56,981.94 - Step 4: Simplify right side
234,476.13x = 20,041,368,006.53 - Step 5: Solve for x
x = 20,041,368,006.53/234,476.13 - Step 6: Final answer
x = 85,472.96
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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.