Finding the Fourth Proportional to 79,274.54, 118,924.11 and 26,679.92
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Solution
The fourth proportional to 79,274.54, 118,924.11 and 26,679.92 is: 40,024.02
Step by Step Solution
- Step 1: Write the proportion equation
79,274.54 : 118,924.11 = 26,679.92 : x - Step 2: Convert to fraction form
79,274.54/118,924.11 = 26,679.92/x - Step 3: Cross multiply
79,274.54x = 118,924.11 × 26,679.92 - Step 4: Simplify right side
79,274.54x = 3,172,885,740.87 - Step 5: Solve for x
x = 3,172,885,740.87/79,274.54 - Step 6: Final answer
x = 40,024.02
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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.