Finding the Fourth Proportional to 136,531.99, 204,637.08 and 61,564.36
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Solution
The fourth proportional to 136,531.99, 204,637.08 and 61,564.36 is: 92,273.99
Step by Step Solution
- Step 1: Write the proportion equation
136,531.99 : 204,637.08 = 61,564.36 : x - Step 2: Convert to fraction form
136,531.99/204,637.08 = 61,564.36/x - Step 3: Cross multiply
136,531.99x = 204,637.08 × 61,564.36 - Step 4: Simplify right side
136,531.99x = 12,598,350,862.47 - Step 5: Solve for x
x = 12,598,350,862.47/136,531.99 - Step 6: Final answer
x = 92,273.99
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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.