Finding the Fourth Proportional to 250,098.98, 375,208.17 and 81,619.62
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Solution
The fourth proportional to 250,098.98, 375,208.17 and 81,619.62 is: 122,448.91
Step by Step Solution
- Step 1: Write the proportion equation
250,098.98 : 375,208.17 = 81,619.62 : x - Step 2: Convert to fraction form
250,098.98/375,208.17 = 81,619.62/x - Step 3: Cross multiply
250,098.98x = 375,208.17 × 81,619.62 - Step 4: Simplify right side
250,098.98x = 30,624,346,543.19 - Step 5: Solve for x
x = 30,624,346,543.19/250,098.98 - Step 6: Final answer
x = 122,448.91
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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.