Finding the Fourth Proportional to 272,673.18, 409,031.64 and 95,176.26
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Solution
The fourth proportional to 272,673.18, 409,031.64 and 95,176.26 is: 142,772.02
Step by Step Solution
- Step 1: Write the proportion equation
272,673.18 : 409,031.64 = 95,176.26 : x - Step 2: Convert to fraction form
272,673.18/409,031.64 = 95,176.26/x - Step 3: Cross multiply
272,673.18x = 409,031.64 × 95,176.26 - Step 4: Simplify right side
272,673.18x = 38,930,101,716.87 - Step 5: Solve for x
x = 38,930,101,716.87/272,673.18 - Step 6: Final answer
x = 142,772.02
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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.