Finding the Fourth Proportional to 242,229.49, 334,291.44 and 134,799.53
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Solution
The fourth proportional to 242,229.49, 334,291.44 and 134,799.53 is: 186,031.55
Step by Step Solution
- Step 1: Write the proportion equation
242,229.49 : 334,291.44 = 134,799.53 : x - Step 2: Convert to fraction form
242,229.49/334,291.44 = 134,799.53/x - Step 3: Cross multiply
242,229.49x = 334,291.44 × 134,799.53 - Step 4: Simplify right side
242,229.49x = 45,062,327,354.45 - Step 5: Solve for x
x = 45,062,327,354.45/242,229.49 - Step 6: Final answer
x = 186,031.55
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1.5x scale
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.