Finding the Fourth Proportional to 133,030.16, 199,553.88 and 39,528.08
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Solution
The fourth proportional to 133,030.16, 199,553.88 and 39,528.08 is: 59,294.69
Step by Step Solution
- Step 1: Write the proportion equation
133,030.16 : 199,553.88 = 39,528.08 : x - Step 2: Convert to fraction form
133,030.16/199,553.88 = 39,528.08/x - Step 3: Cross multiply
133,030.16x = 199,553.88 × 39,528.08 - Step 4: Simplify right side
133,030.16x = 7,887,981,732.95 - Step 5: Solve for x
x = 7,887,981,732.95/133,030.16 - Step 6: Final answer
x = 59,294.69
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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.