Finding the Fourth Proportional to 180,239.74, 248,735.09 and 99,668.84
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Solution
The fourth proportional to 180,239.74, 248,735.09 and 99,668.84 is: 137,545.35
Step by Step Solution
- Step 1: Write the proportion equation
180,239.74 : 248,735.09 = 99,668.84 : x - Step 2: Convert to fraction form
180,239.74/248,735.09 = 99,668.84/x - Step 3: Cross multiply
180,239.74x = 248,735.09 × 99,668.84 - Step 4: Simplify right side
180,239.74x = 24,791,136,893.09 - Step 5: Solve for x
x = 24,791,136,893.09/180,239.74 - Step 6: Final answer
x = 137,545.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.