Finding the Fourth Proportional to 242,294.99, 334,367.09 and 134,862.71
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Solution
The fourth proportional to 242,294.99, 334,367.09 and 134,862.71 is: 186,110.55
Step by Step Solution
- Step 1: Write the proportion equation
242,294.99 : 334,367.09 = 134,862.71 : x - Step 2: Convert to fraction form
242,294.99/334,367.09 = 134,862.71/x - Step 3: Cross multiply
242,294.99x = 334,367.09 × 134,862.71 - Step 4: Simplify right side
242,294.99x = 45,093,651,932.61 - Step 5: Solve for x
x = 45,093,651,932.61/242,294.99 - Step 6: Final answer
x = 186,110.55
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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.