Finding the Fourth Proportional to 68,562.84, 102,818.34 and 37,381.08
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Solution
The fourth proportional to 68,562.84, 102,818.34 and 37,381.08 is: 56,057.49
Step by Step Solution
- Step 1: Write the proportion equation
68,562.84 : 102,818.34 = 37,381.08 : x - Step 2: Convert to fraction form
68,562.84/102,818.34 = 37,381.08/x - Step 3: Cross multiply
68,562.84x = 102,818.34 × 37,381.08 - Step 4: Simplify right side
68,562.84x = 3,843,460,593.01 - Step 5: Solve for x
x = 3,843,460,593.01/68,562.84 - Step 6: Final answer
x = 56,057.49
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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.