Finding the Fourth Proportional to 134,908.44, 202,487.04 and 68,395.20
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Solution
The fourth proportional to 134,908.44, 202,487.04 and 68,395.20 is: 102,655.86
Step by Step Solution
- Step 1: Write the proportion equation
134,908.44 : 202,487.04 = 68,395.20 : x - Step 2: Convert to fraction form
134,908.44/202,487.04 = 68,395.20/x - Step 3: Cross multiply
134,908.44x = 202,487.04 × 68,395.20 - Step 4: Simplify right side
134,908.44x = 13,849,141,598.21 - Step 5: Solve for x
x = 13,849,141,598.21/134,908.44 - Step 6: Final answer
x = 102,655.86
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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.