Finding the Fourth Proportional to 202,250.73, 279,161.52 and 117,395.13
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Solution
The fourth proportional to 202,250.73, 279,161.52 and 117,395.13 is: 162,037.50
Step by Step Solution
- Step 1: Write the proportion equation
202,250.73 : 279,161.52 = 117,395.13 : x - Step 2: Convert to fraction form
202,250.73/279,161.52 = 117,395.13/x - Step 3: Cross multiply
202,250.73x = 279,161.52 × 117,395.13 - Step 4: Simplify right side
202,250.73x = 32,772,202,931.40 - Step 5: Solve for x
x = 32,772,202,931.40/202,250.73 - Step 6: Final answer
x = 162,037.50
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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.