Finding the Fourth Proportional to 79,823.17, 110,147.55 and 44,011.06
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Solution
The fourth proportional to 79,823.17, 110,147.55 and 44,011.06 is: 60,730.62
Step by Step Solution
- Step 1: Write the proportion equation
79,823.17 : 110,147.55 = 44,011.06 : x - Step 2: Convert to fraction form
79,823.17/110,147.55 = 44,011.06/x - Step 3: Cross multiply
79,823.17x = 110,147.55 × 44,011.06 - Step 4: Simplify right side
79,823.17x = 4,847,710,431.90 - Step 5: Solve for x
x = 4,847,710,431.90/79,823.17 - Step 6: Final answer
x = 60,730.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.