Finding the Fourth Proportional to 272,021.05, 408,031.26 and 94,528.08
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Solution
The fourth proportional to 272,021.05, 408,031.26 and 94,528.08 is: 141,792.01
Step by Step Solution
- Step 1: Write the proportion equation
272,021.05 : 408,031.26 = 94,528.08 : x - Step 2: Convert to fraction form
272,021.05/408,031.26 = 94,528.08/x - Step 3: Cross multiply
272,021.05x = 408,031.26 × 94,528.08 - Step 4: Simplify right side
272,021.05x = 38,570,411,587.78 - Step 5: Solve for x
x = 38,570,411,587.78/272,021.05 - Step 6: Final answer
x = 141,792.01
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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.