Finding the Fourth Proportional to 134,874.81, 202,312.22 and 40,104.63
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Solution
The fourth proportional to 134,874.81, 202,312.22 and 40,104.63 is: 60,156.95
Step by Step Solution
- Step 1: Write the proportion equation
134,874.81 : 202,312.22 = 40,104.63 : x - Step 2: Convert to fraction form
134,874.81/202,312.22 = 40,104.63/x - Step 3: Cross multiply
134,874.81x = 202,312.22 × 40,104.63 - Step 4: Simplify right side
134,874.81x = 8,113,656,527.06 - Step 5: Solve for x
x = 8,113,656,527.06/134,874.81 - Step 6: Final answer
x = 60,156.95
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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.