Finding the Fourth Proportional to 68,989.23, 103,493.84 and 24,612.03
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Solution
The fourth proportional to 68,989.23, 103,493.84 and 24,612.03 is: 36,921.61
Step by Step Solution
- Step 1: Write the proportion equation
68,989.23 : 103,493.84 = 24,612.03 : x - Step 2: Convert to fraction form
68,989.23/103,493.84 = 24,612.03/x - Step 3: Cross multiply
68,989.23x = 103,493.84 × 24,612.03 - Step 4: Simplify right side
68,989.23x = 2,547,193,371.84 - Step 5: Solve for x
x = 2,547,193,371.84/68,989.23 - Step 6: Final answer
x = 36,921.61
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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.