Finding the Fourth Proportional to 125,136.84, 172,689.12 and 68,548.44
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Solution
The fourth proportional to 125,136.84, 172,689.12 and 68,548.44 is: 94,597.00
Step by Step Solution
- Step 1: Write the proportion equation
125,136.84 : 172,689.12 = 68,548.44 : x - Step 2: Convert to fraction form
125,136.84/172,689.12 = 68,548.44/x - Step 3: Cross multiply
125,136.84x = 172,689.12 × 68,548.44 - Step 4: Simplify right side
125,136.84x = 11,837,569,780.97 - Step 5: Solve for x
x = 11,837,569,780.97/125,136.84 - Step 6: Final answer
x = 94,597.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.