Finding the Fourth Proportional to 79,938.08, 110,311.63 and 44,127.98
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Solution
The fourth proportional to 79,938.08, 110,311.63 and 44,127.98 is: 60,895.00
Step by Step Solution
- Step 1: Write the proportion equation
79,938.08 : 110,311.63 = 44,127.98 : x - Step 2: Convert to fraction form
79,938.08/110,311.63 = 44,127.98/x - Step 3: Cross multiply
79,938.08x = 110,311.63 × 44,127.98 - Step 4: Simplify right side
79,938.08x = 4,867,828,740.53 - Step 5: Solve for x
x = 4,867,828,740.53/79,938.08 - Step 6: Final answer
x = 60,895.00
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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.