Finding the Fourth Proportional to 272,670.80, 409,193.04 and 95,177.79
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Solution
The fourth proportional to 272,670.80, 409,193.04 and 95,177.79 is: 142,831.91
Step by Step Solution
- Step 1: Write the proportion equation
272,670.80 : 409,193.04 = 95,177.79 : x - Step 2: Convert to fraction form
272,670.80/409,193.04 = 95,177.79/x - Step 3: Cross multiply
272,670.80x = 409,193.04 × 95,177.79 - Step 4: Simplify right side
272,670.80x = 38,946,090,765.06 - Step 5: Solve for x
x = 38,946,090,765.06/272,670.80 - Step 6: Final answer
x = 142,831.91
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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.