Finding the Fourth Proportional to 177,938.99, 266,632.01 and 112,136.75
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Solution
The fourth proportional to 177,938.99, 266,632.01 and 112,136.75 is: 168,030.89
Step by Step Solution
- Step 1: Write the proportion equation
177,938.99 : 266,632.01 = 112,136.75 : x - Step 2: Convert to fraction form
177,938.99/266,632.01 = 112,136.75/x - Step 3: Cross multiply
177,938.99x = 266,632.01 × 112,136.75 - Step 4: Simplify right side
177,938.99x = 29,899,246,486.68 - Step 5: Solve for x
x = 29,899,246,486.68/177,938.99 - Step 6: Final answer
x = 168,030.89
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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.