Finding the Fourth Proportional to 134,744.10, 202,116.15 and 92,753.70
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Solution
The fourth proportional to 134,744.10, 202,116.15 and 92,753.70 is: 139,130.55
Step by Step Solution
- Step 1: Write the proportion equation
134,744.10 : 202,116.15 = 92,753.70 : x - Step 2: Convert to fraction form
134,744.10/202,116.15 = 92,753.70/x - Step 3: Cross multiply
134,744.10x = 202,116.15 × 92,753.70 - Step 4: Simplify right side
134,744.10x = 18,747,020,742.26 - Step 5: Solve for x
x = 18,747,020,742.26/134,744.10 - Step 6: Final answer
x = 139,130.55
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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.