Finding the Fourth Proportional to 187,479.24, 281,094.12 and 103,279.02
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Solution
The fourth proportional to 187,479.24, 281,094.12 and 103,279.02 is: 154,849.81
Step by Step Solution
- Step 1: Write the proportion equation
187,479.24 : 281,094.12 = 103,279.02 : x - Step 2: Convert to fraction form
187,479.24/281,094.12 = 103,279.02/x - Step 3: Cross multiply
187,479.24x = 281,094.12 × 103,279.02 - Step 4: Simplify right side
187,479.24x = 29,031,125,241.36 - Step 5: Solve for x
x = 29,031,125,241.36/187,479.24 - Step 6: Final answer
x = 154,849.81
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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.