Finding the Fourth Proportional to 68,637.42, 102,960.24 and 26,523.99
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Solution
The fourth proportional to 68,637.42, 102,960.24 and 26,523.99 is: 39,787.57
Step by Step Solution
- Step 1: Write the proportion equation
68,637.42 : 102,960.24 = 26,523.99 : x - Step 2: Convert to fraction form
68,637.42/102,960.24 = 26,523.99/x - Step 3: Cross multiply
68,637.42x = 102,960.24 × 26,523.99 - Step 4: Simplify right side
68,637.42x = 2,730,916,376.16 - Step 5: Solve for x
x = 2,730,916,376.16/68,637.42 - Step 6: Final answer
x = 39,787.57
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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.