Finding the Fourth Proportional to 202,251.23, 279,162.21 and 117,395.63
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Solution
The fourth proportional to 202,251.23, 279,162.21 and 117,395.63 is: 162,038.19
Step by Step Solution
- Step 1: Write the proportion equation
202,251.23 : 279,162.21 = 117,395.63 : x - Step 2: Convert to fraction form
202,251.23/279,162.21 = 117,395.63/x - Step 3: Cross multiply
202,251.23x = 279,162.21 × 117,395.63 - Step 4: Simplify right side
202,251.23x = 32,772,422,119.33 - Step 5: Solve for x
x = 32,772,422,119.33/202,251.23 - Step 6: Final answer
x = 162,038.19
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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.